CN102457613B - Method and system for displaying web pages on mobile communication terminal - Google Patents
Method and system for displaying web pages on mobile communication terminal Download PDFInfo
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- CN102457613B CN102457613B CN201010523549.0A CN201010523549A CN102457613B CN 102457613 B CN102457613 B CN 102457613B CN 201010523549 A CN201010523549 A CN 201010523549A CN 102457613 B CN102457613 B CN 102457613B
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Abstract
The invention relates to a method and a system for displaying web pages on a mobile communication terminal. The method comprises the following steps of: obtaining initial web page data; processing the initial web page data to get text traffic, picture size and picture traffic, and paging according to the gotten text traffic and picture traffic; and transmitting the pages. In the method and the system for displaying the web pages on the mobile communication terminal, size and traffic of the pictures are obtained, paging is executed accurately according to the text traffic and the picture traffic, while displaying the web pages, space is reserved for the pictures, then, the pictures are obtained to fill the reserved space to form a complete page, type resetting for web page display is not needed, web browsing efficiency is improved and paging is accurate, increase of pressure on the memory of the communication terminal caused by oversize paging is avoided, and the pressure on the memory of the mobile communication terminal is reduced.
Description
[technical field]
The present invention relates to a kind of field of computer technology, particularly a kind of web pages on mobile communication terminal display packing and system.
[background technology]
Along with the reduction of mobile communication terminal price and activation fee and the popularization of 3G technology, people, for the demand of mobile communication terminal online, from accessing the simply Wap webpage take text as master, have turned to direct access Web website gradually, obtain abundanter content.
Web webpage comprises abundant picture, the original size of picture and flow often excessive being not suitable for are directly browsed by the browser on mobile communication terminal (as mobile phone), some mobile phone is not supported the picture decoding of some form, must, first by after background picture compression and format conversion, on mobile communication terminal, show.If mobile phone browser is when the typesetting, there is no dimension of picture cannot be its headspace, while causing starting to Load Image after typesetting, need to be to all webpages again typesetting, and cause user's cursor movement even to shift out screen, cause the current location that user browses to lose.
In addition, the memory size of mobile communication terminal is generally less, and a complete internet web page can not directly be browsed on mobile phone, therefore needs paging, and cellphone subscriber browses wherein one page at every turn, browses upper nextpage by page turning.During due to paging, do not know the actual flow of picture, can only ignore or rough estimate, cause the actual flow of paging and paging flow that user arranges by mobile phone browser to differ greatly, mass flow discrepancy between paging is even, have like this paging flow situation bigger than normal or less than normal, paging is bigger than normal causes mobile phone EMS memory not enough and collapse, and paging less than normal is too much, cause repeatedly switching paging, reduce browse efficiency.
[summary of the invention]
Based on this, be necessary to provide a kind of web pages on mobile communication terminal display packing, do not need to carry out repetition typesetting and rationally paging, improve webpage browsing efficiency, alleviate mobile communication terminal memory pressure.
A kind of web pages on mobile communication terminal display packing, comprises the following steps:
Obtain original web page data;
Described original web page data are processed to the size and the flow that draw text flow, picture, and carried out paging according to the text flow drawing and picture flow;
Send described paging.
Preferably, the described size and the flow that draw text flow, picture that described original web page data are processed, and specifically comprise the following steps according to the step that the text flow drawing and picture flow carry out paging:
Described original web page data are processed and generated document object model tree, described document object model tree comprises hierarchical relationship and the nodal community of node, node, described node comprises text node and picture node, node, picture nodal community, text node and text node attribute collect pictures from described document object model tree, and obtain picture network page address from described picture nodal community, obtain the length of text from text node attribute;
From pictorial information caching server, obtain size and the flow of described picture according to described picture network page address;
The size of described picture is updated in described picture nodal community, calculates text flow according to described text size, carry out paging according to the text flow of the described picture flow obtaining and calculating;
Obtain the display resolution that mobile communication terminal is uploaded, according to the display resolution of described mobile communication terminal, the described picture obtaining is processed and obtained corresponding dimension of picture and flow, and send to described pictorial information caching server to upgrade dimension of picture after treatment and flow.
The step of preferably, carrying out paging according to described picture flow and text flow specifically comprises the following steps:
Step S2610, sets first threshold and the Second Threshold of paging flow, and the flow value of setting current paging is zero, and first child node of the root node in described document object model tree is made as to present node, and described father node is root node;
Step S2612, travels through node in described document object model tree one by one;
Step S2614, calculates described present node and present node attribute total flow, is accumulated in the flow value of described current paging;
Step S2616, judges whether described present node contains child node, if so, proceeds to step S2618, if not, transfers the possession of step S2620;
Step S2618, is made as new father node by described present node, and first child node of this new father node is made as new present node, then proceeds to step S2614;
Step S2620, judges that whether present node is last child node of father node, if so, proceeds to step S2622, otherwise proceeds to step S2624;
Step S2622, according to the result of the flow value of described current paging and described first threshold and Second Threshold comparison, to described father node mark paging mark;
Step S2624, judges whether present node is last child node of father node, if not, proceeds to step S2626, if so, proceeds to step S2628;
Step S2626, it is new present node that node adjacent with present node in the child node of described father node is set, then proceeds to step S2614;
Step S2628, judges whether father node is root node, and if so, traversal finishes, and if not, proceeds to step S2630;
Step S2630, is made as present node by father node, and the father node of father node is made as new father node, proceeds to step S2624.
Preferably, step S2622 comprises:
Step S26220, whether the flow value that judges current paging is less than described first threshold, or whether the flow value that judges described current paging is more than or equal to, and first threshold is less than Second Threshold and father node is greater than the default number of plies in the number of plies of described document object model tree, if, proceed to step S2624, if not, proceed to step S26222;
Step S26222, judges whether father node is last child node of the father node of described father node, if not, proceeds to step S26224, if so, proceeds to step S26226;
Step S26224, to father node mark paging mark, and is again set to zero by the flow value of described current paging, then proceeds to the right S2624 of step;
Step S26226, judges whether the father node of father node is root node, if so, proceeds to step S26228, if not, proceeds to step S26230;
Step S26228, to the father node mark paging mark of father node, traversal finishes;
Step S26230, the father node that father node is set is new present node, the father node of the father node of father node is new father node, proceeds to step S26222.
Preferably, step sends the concrete steps of described paging and is:
Step S300, is made as present node by first child node of root node, and root node is made as current father node, and paging character string and paging queue are made as sky;
Step S302, joins text corresponding father node in paging character string;
Step S304, judges whether present node has child node, if having, proceeds to step S306, if do not have, proceeds to step S308;
Step S306, is made as new present node by first child node of present node, and present node is made as to new father node, then proceeds to step S302;
Step S308, joins text corresponding present node in paging character string, then proceeds to step S310;
Step S310, judges whether present node has paging mark, if not, proceeds to step S312, if so, proceeds to step S330;
Step S312, judges whether present node is last child node of father node, if not, proceeds to step S314, if so, proceeds to step S316;
Step S314, is made as new present node by node adjacent with present node in the child node of father node, then proceeds to step S304;
Step S316, judges whether father node is root node, if so, proceeds to step S318, if not, proceeds to step S320;
Step S318, is stored in paging character string in paging queue;
Step S320, judges whether father node has paging mark, if not, proceeds to step S322, if so, proceeds to step S324;
Step S322, is made as new present node by father node, and the father node of father node is made as new father node, proceeds to step S312;
Step S324, judges whether father node is root node, if so, proceeds to step S326, if not, proceeds to step S328;
Step S326, is stored in paging character string in paging queue;
Step S328, is made as new present node by father node, proceeds to step S330;
Step S330, is stored in paging character string in paging queue, and deletes present node and the adjacent node of the present node that traveled through from described document object model tree, father node is made as to new present node, then proceeds to step S332;
Step S332, judges whether present node is root node, if so, proceeds to step S300, if not, proceeds to step S334;
Step S334, the adjacent node of the present node that deletion had traveled through from described document object model tree, is then made as father node new present node, then proceeds to step S332.
In addition, be also necessary to provide a kind of web pages on mobile communication terminal display system, do not need to carry out repetition typesetting and rationally paging, improved webpage browsing efficiency, alleviated mobile communication terminal memory pressure.
A kind of web pages on mobile communication terminal display system, comprising:
Web conversion of page server is used for obtaining original web page data, and described original web page data are processed to the size and the flow that draw text flow, picture, and carries out paging according to the text flow drawing and picture flow, and sends described paging.
Preferably, also comprise image cache server, pictorial information caching server and picture change server, described image cache server, for storing picture and picture network page address;
Described Web conversion of page server also generates document object model tree for the described original web page data of obtaining are processed, described document object model tree comprises node, the hierarchical relationship of node and nodal community, described node comprises text node and picture node, node collects pictures from described document object model tree, picture nodal community, text node and text node attribute, and obtain picture network page address from described picture nodal community, obtain the length of text from text node attribute, receive the display resolution that mobile communication terminal is uploaded, the display resolution of described picture network page address and described mobile communication terminal is sent to pictorial information caching server,
Described pictorial information caching server is for storing size and the flow of picture, also search size and the flow of the picture corresponding with described picture network page address according to described picture network page address, and the size of the picture obtaining and flow are returned to described Web conversion of page server;
Described Web conversion of page server is updated to the size of the picture returning in described picture nodal community, according to the length computation text flow of text, and carries out paging according to the flow of the described picture returning and the text flow calculating;
Described picture change server is for processing described picture according to the display resolution of the size of described picture and mobile communication terminal, the size of picture after treatment and flow are sent to described pictorial information caching server, picture after treatment is sent to described image cache server stores; Described pictorial information caching server upgrades size and the flow of the described picture of having stored.
Preferably, also comprise paging caching server, for receiving the paging of described Web conversion of page server transmission, and send one by one the paging of described reception.
Preferably, described Web conversion of page server comprises the paging computing module that carries out paging according to described picture flow and text flow, node in described document object model tree is divided into root node, father node and child node, and described paging computing module comprises that initialization submodule, traversal submodule, calculating sub module, first judge submodule, submodule and point page marker submodule are set;
Described initialization submodule is for setting first threshold and the Second Threshold of paging flow, and the flow value of setting current paging is zero, and first child node of the root node in described document object model tree is made as to present node, and described father node is root node;
Described traversal submodule is for traveling through one by one described document object model tree node;
Described calculating sub module is used for calculating described present node and present node attribute total flow, is accumulated in the flow value of described current paging;
Described first judges that submodule is used for judging whether described present node contains child node, if, described present node is made as new father node by the described submodule that arranges, first child node of this new father node is made as new present node, described calculating sub module is calculated new present node and new present node attribute total flow, be accumulated in the flow value of described current paging, if not, described first judges that submodule further judges whether present node is last child node of father node, if, described point page marker submodule is according to the result of described paging flow currency and described first threshold and Second Threshold comparison, to described father node mark paging mark, if not, described first judges that submodule further judges whether present node is last child node of father node, if not, it is described that the node adjacent with present node in the child node that submodule arranges described father node is set is new present node, calculate new present node and new present node attribute total flow by described calculating sub module again, be accumulated in the flow value of described current paging, if, described first judges that submodule further judges whether father node is root node, if, described traversal submodule finishes traversal, if not, father node is made as present node by the described submodule that arranges, the father node of father node is made as new father node.
Preferably, described first judges that submodule further judges that the flow value of current paging is less than described first threshold, or described first judges that submodule judges that the flow value of current paging is more than or equal to that described first threshold is less than described Second Threshold and father node is greater than the default number of plies in the number of plies of described document object model tree, and described first judges that submodule further judges whether present node is last child node of father node, described first judges that submodule further judges that the flow value of current paging is more than or equal to that described first threshold is less than described Second Threshold and father's element is less than the described default number of plies in the number of plies of described document object model tree, or paging flow currency is more than or equal to described Second Threshold, described first judges that submodule judges whether father node is last child node of the father node of described father node, if not, a described point page marker submodule identifies the paging of father node mark, and the described submodule that arranges is set to zero again by the flow value of described current paging, then described first judges that submodule further judges whether present node is last child node of father node, if, described first judges that submodule further judges whether the father node of father node is root node, if, the father node mark paging mark of described paging submodule to father node, described traversal submodule finishes traversal.
Preferably, described Web conversion of page server also comprises the paging output module of exporting paging, and described paging output module comprises that default submodule, second judges submodule, resets submodule and deletes submodule,
Described default submodule is for being made as present node by first child node of root node, and root node is made as current father node, and paging character string and paging queue are made as sky, and text corresponding father node is joined in paging character string;
Described second judges that submodule judges present node and have child node,, reset submodule first child node of present node is made as to new present node, present node is made as to new father node, then the text of new father node is joined in described paging character string; Described the second judge module is judged present node does not have child node,, reseting module joins text corresponding present node in paging character string, and described second judges and further judges present node by submodule there is no paging mark and present node be not last child node of father node,, reset submodule the adjacent node of present node is made as to new present node, then forward described second to and judge that submodule judges whether present node has child node; Described second judges that it is root node that submodule is judged last child node and the described father node that present node is father node, described in reset submodule paging character string be stored in described paging queue.
Preferably, described second judges that it is not root node that submodule is judged last child node and the described father node that present node is father node, if further judge, described father node does not have paging mark,, reset submodule described father node is made as to new present node, the father node of described father node is made as new father node; If further judge described father node, to have paging mark and father node be root node, resets submodule described in paging character string is stored in described paging queue; There are paging mark and father node for root node if further judge described father node,, reseting submodule is stored in paging character string in described paging queue, and father node is made as to present node, the node that described deletion submodule is deleted present node and traveled through.
Above-mentioned web pages on mobile communication terminal display packing and system, employing gets size and the flow of picture, according to text flow and the accurate paging of picture flow, when demonstration, to the first space of reserved dimension of picture of picture, obtain again picture and be filled into headspace, form complete one page, do not need to re-start the typesetting of web displaying, improve webpage browsing efficiency, accurately paging, can not increase because paging is excessive the pressure of mobile communication terminal internal memory, has alleviated mobile communication terminal memory pressure.
[accompanying drawing explanation]
Fig. 1 is the flow chart of web pages on mobile communication terminal display packing in an embodiment;
Fig. 2 is the concrete steps flow chart of step S20 in Fig. 1;
Fig. 3 is the concrete steps flow chart of step S26 in Fig. 2;
Fig. 4 is the concrete steps flow chart of step S2622 in Fig. 3;
Fig. 5 is the concrete steps flow chart of step S30 in Fig. 1;
Fig. 6 is the structural representation of web pages on mobile communication terminal display system in an embodiment;
Fig. 7 is the structural representation of Web conversion of page server in Fig. 1;
Fig. 8 is the paging computing module internal structure schematic diagram of Fig. 7;
Fig. 9 is the paging output module internal structure schematic diagram of Fig. 7.
[embodiment]
Be described in detail below in conjunction with specific embodiment and accompanying drawing.
As shown in Figure 1, in one embodiment, a kind of web pages on mobile communication terminal display packing, comprises the following steps:
Step S10, obtains original web page data.Information server stores original web page data.Web conversion of page server obtains original web page number from information server.
Step S20, processes the size and the flow that draw text flow, picture to original web page data, and carries out paging according to the text flow drawing and picture flow.As shown in Figure 2, the concrete steps of step S20 comprise as follows:
Step S22, original web page data are processed and generated document object model tree, the document object model tree comprises hierarchical relationship and the nodal community of node, node, this node comprises text node and picture node, node, picture nodal community, text node and text node attribute collect pictures from the document object model tree, and obtain picture network page address from this picture nodal community, obtain the length of text from text nodal community.Web conversion of page server is for obtaining original web page data and processing from information server, generate DOM Document Object Model (Document Object Model, be called for short Dom) tree, from Dom tree, collect pictures node, picture nodal community, text node and text node attribute, and from picture nodal community, obtain picture network page address.Wherein, this picture network page address is key assignments, and key assignments can be string value or binary value etc., as string value abc123.
Step S24 obtains size and the flow of described picture from pictorial information caching server according to described picture network page address.In image cache server, store size and the flow of picture.Pictorial information caching server finds corresponding dimension of picture according to the key assignments search of picture network address and flow returns to Web conversion of page server by agreement.When pictorial information caching server is searched the size of corresponding picture and flow according to picture network page address, be not that all pictures all can find corresponding size and flow, the picture not finding adopts default default value to replace size and flow that the picture not finding is set.
Step S26, is updated to the size of picture in picture nodal community, calculates text flow according to text size, carries out paging according to the text flow of the flow of the picture obtaining and calculating.Web conversion of page server upgrades the size of the picture returning the picture nodal community of Dom tree, and the size of picture is recorded in picture nodal community, and this picture nodal community is issued mobile communication terminal together with paging.As shown in Figure 3, step S26 specifically comprises the steps:
Step S2610, sets first threshold and the Second Threshold of paging flow, and the flow value of setting current paging is zero, and first child node of the root node in the document object model tree is made as to present node, and father node is root node.In the present embodiment, the first threshold flow of default paging flow is normal flow STANDARD_BYTE, and Second Threshold is peak flow values MAX_BYTE, is 1.2 times of first threshold.The proportionate relationship of this Second Threshold and first threshold can be set as required.If first threshold flow is 15Kb, Second Threshold flow is according to the actual displayable uninterrupted of mobile communication terminal, and setting Second Threshold can be 1.1 times or 1.3 times of first threshold, is 16.5Kb or 19.5Kb.
Step S2612, travels through node in the document object model tree one by one.
Step S2614, calculates present node and present node attribute total flow, is accumulated in the flow value of current paging.Calculate the flow that present node and present node attribute take altogether, be accumulated in the flow value of current paging.
Step S2616, judges whether this present node contains child node, if so, proceeds to step S2618, if not, transfers the possession of step S2620.
Step S2618, is made as new father node by this present node, and first child node of this new father node is made as new present node, then proceeds to step S2614.
Step S2620, judges that whether this present node is last child node of father node, if so, proceeds to step S2622, otherwise proceeds to step S2624.
Step S2622, according to the result of the flow value of this current paging and this first threshold and Second Threshold comparison, to this father node mark paging mark.Judge whether father node to stamp paging label according to comparative result i.e. mark paging mark.
In one embodiment, as shown in Figure 4, the concrete steps of step S2622 comprise the steps:
Step S26220, whether the flow value that judges current paging is less than described first threshold, or whether the flow value that judges this current paging is more than or equal to, and first threshold is less than Second Threshold and this father node is greater than the default number of plies in the number of plies of the document object model tree, if, proceed to step S2624, if not, proceed to step S26222.
Step S26222, judges whether father node is last child node of the father node of father node, if not, proceeds to step S26224, if so, proceeds to step S26226.
Step S26224, to father node mark paging mark, and is again set to zero by the flow value of this current paging, then proceeds to the right S2624 of step.
Step S26226, judges whether the father node of father node is root node, if so, proceeds to step S26228, if not, proceeds to step S26230.The father node that judges father node is root node, stamp paging mark to the father node of father node, and traversal finishes.
Step S26228, to the father node mark paging mark of father node, traversal finishes.
Step S26230, the father node that father node is set is new present node, the father node of the father node of father node is new father node, proceeds to step S26222.
Wherein, if the father node of father node is not root node, whether the father node that further judges father node is last child node of the father node of the father node of father node, if not, the father node mark paging mark to father node, and by the zero setting of paging flow currency, if, continue traversal until traverse a node, this node is not last child node of the father node of this node, or this node is root node, to this vertex ticks paging mark, and by the zero setting of paging flow currency.If this node is root node, traversal finishes.If this node is not root node, proceed to step S2624.The treatment step of the node after traversal is identical, need to judge whether this node is last child node of the father node of this node, if not, give this vertex ticks paging mark, if, whether the father node that further judges this node is root node, if so, gives the father node mark paging mark of this node, and traversal finishes, if not, continue traversal, continue judgement.
Step S2624, judges whether present node is last child node of father node, if not, proceeds to step S2626, if so, proceeds to step S2628.
Step S2626, it is new present node that node adjacent with present node in the child node of this father node is set, then proceeds to step S2614.In Dom tree, when traversal one deck, from left to right carry out, when judging that present node, not for last child node of father node, is made as new present node by a child node on this child node the right.
Step S2628, judges whether father node is root node, and if so, traversal finishes, and if not, proceeds to step S2630.
Step S2630, is made as present node by father node, and the father node of father node is made as new father node, proceeds to step S2624.
Step S28, obtain the display resolution that mobile communication terminal is uploaded, according to the display resolution of mobile communication terminal, the picture obtaining is processed and obtained corresponding dimension of picture and flow, and send to pictorial information caching server to upgrade dimension of picture after treatment and flow.Size and the flow of the picture after pictorial information caching server stores processor, pictorial information caching server upgrades size and the flow of the corresponding picture of having stored, and carries out the renewal of self storing.Picture change server compresses and format conversion processing original image according to the display resolution of mobile communication terminal, in the time that the width of original image is less than the screen width of mobile communication terminal, and not compressed picture; Otherwise according to the length-width ratio compressed picture of original image, the picture width after compression equals the screen width of mobile communication terminal.
Step S30, sends this paging.As shown in Figure 5, the concrete steps of step S30 comprise:
Step S300, is made as present node by first child node of root node, and root node is made as current father node, and paging character string and paging queue are made as sky.
Step S302, joins text corresponding father node in paging character string.
Step S304, judges whether present node has child node, if having, proceeds to step S306, if do not have, proceeds to step S308.
Step S306, is made as new present node by first child node of present node, and present node is made as to new father node, then proceeds to step S302.
Step S308, joins text corresponding present node in paging character string, then proceeds to step S310.
Step S310, judges whether present node has paging mark, if not, proceeds to step S312, if so, proceeds to step S330.
Step S312, judges whether present node is last child node of father node, if not, proceeds to step S314, if so, proceeds to step S316.
Step S314, is made as new present node by node adjacent with present node in the child node of father node, then proceeds to step S304.In Dom tree, when traversal one deck, from left to right carry out, when judging that present node, not for last child node of father node, is made as new present node by a child node on this child node the right.
Step S316, judges whether father node is root node, if so, proceeds to step S318, if not, proceeds to step S320.
Step S318, is stored in paging character string in paging queue.
Step S320, judges whether father node has paging mark, if not, proceeds to step S322, if so, proceeds to step S324.
Step S322, is made as new present node by father node, and the father node of father node is made as new father node, proceeds to step S312.
Step S324, judges whether father node is root node, if so, proceeds to step S326, if not, proceeds to step S328.
Step S326, is stored in paging character string in paging queue.
Step S328, is made as new present node by father node, proceeds to step S330.
Step S330, is stored in paging character string in paging queue, and deletes present node and the adjacent node of the present node that traveled through from described document object model tree, father node is made as to new present node, then proceeds to step S332.In Dom tree, when traversal one deck, from left to right carry out, when judge that present node is not root node, the left node of deleting present node and present node, the i.e. adjacent node of present node and the present node that traveled through.
Step S332, judges whether present node is root node, if so, proceeds to step S300, if not, proceeds to step S334.
Step S334, the adjacent node of the present node that deletion had traveled through from the document object model tree, is then made as father node new present node, then proceeds to step S332.
In addition, the method that above-mentioned web pages on mobile communication terminal shows also comprises step: receive paging, determine the size of headspace, and obtain picture and fill this headspace according to the size of picture in paging.Receive paging, while running into picture, determine the size of headspace according to the size of picture, treat to start to ask in batches picture to image cache server after whole paging typesetting played up, obtaining after picture, image content being filled out to this headspace, no longer again, typesetting, the current location that user browses can not lost because of picture layout, has improved the ease for use of browser on mobile communication terminal.
In one embodiment, a kind of web pages on mobile communication terminal display system, comprise Web conversion of page server, be used for obtaining original web page data, and these original web page data are processed to the size and the flow that draw text flow, picture, and carry out paging according to the text flow drawing and picture flow, and send this paging.
As shown in Figure 6, in one embodiment, a kind of web pages on mobile communication terminal display system, except comprising Web page server 10, also comprises image cache server 20, pictorial information caching server 30 and picture change server 40.Wherein,
Information server stores original web page data.Web conversion of page server 10 obtains original web page data from information server.
Image cache server 20 is for storing picture and picture network page address.Image cache server 20 buffer memory pictures and picture network page address, search and obtain corresponding picture to facilitate according to the web page address providing.
Pictorial information caching server 30 is stored the size of picture and the flow of picture.
Web conversion of page server 10 also generates DOM Document Object Model (Document Object Model for original web page data are processed, be called for short Dom) tree, Dom tree comprises node, the hierarchical relationship of node and nodal community, wherein, node comprises text node and picture node, node collects pictures from Dom tree, picture nodal community, text node and text node attribute, and from picture nodal community, obtain picture network page address, obtain the length of text from text node attribute, and receive the display resolution that mobile communication terminal is uploaded, the display resolution of picture network page address and mobile communication terminal is sent to pictorial information caching server 30.Wherein, the display resolution of picture network page address and mobile communication terminal is key assignments, and key assignments can be string value or binary value etc., as string value abc123.
Pictorial information caching server 30 is for storing size and the flow of picture, also search size and the flow of the picture corresponding with this picture network page address according to the picture network page address obtaining, and the size of the picture obtaining and flow are returned to Web conversion of page server 10.When pictorial information caching server 30 is searched the size of corresponding picture and flow according to picture network page address, be not that all pictures all can find corresponding size and flow, the picture not finding adopts default default value to replace size and flow that the picture not finding is set.Pictorial information caching server 30 finds size and the flow of described picture according to the key assignments search of picture network address, and returns to Web conversion of page server 10 by agreement.In addition, image cache server 20 and pictorial information caching server 30 are eliminated caching record according to different separately replacement policies, automatically upgrade.
Web conversion of page server 10 is updated to the size of the picture returning in picture nodal community, and Web conversion of page server 10 also obtains the flow of text node, and according to the flow of the flow of picture node and text node, original web page data is carried out to paging.Web conversion of page server 10 upgrades the picture nodal community of Dom tree according to the dimension of picture returning, dimension of picture is recorded in picture nodal community, and this picture nodal community is issued mobile communication terminal together with paging.
Picture change server 40 is for processing picture node according to the display resolution of the size of picture and mobile communication terminal, and the size of picture after treatment and flow are sent to pictorial information caching server 30, send to image cache server 20 to store in picture after treatment.Size and the flow of the picture after pictorial information caching server 30 stores processor, pictorial information caching server 30 upgrades size and the flow of the corresponding picture of having stored, and carries out the renewal of self storing.Picture change server 40 compresses and format conversion processing original image according to the display resolution of mobile communication terminal, in the time that the width of original image is less than the screen width of mobile communication terminal, and not compressed picture; Otherwise according to the length-width ratio compressed picture of original image, the picture width after compression equals the screen width of mobile communication terminal.
Web conversion of page server 10 is also for sending to mobile communication terminal by paging.
Mobile communication terminal is used for receiving this paging, according to the reserved predetermined space of the size of picture in this paging, and from image cache server 30, obtains picture and fills predetermined space.Mobile communication terminal can be mobile phone, palmtop PC etc.Mobile communication terminal receives paging, while running into picture, determine the size of headspace according to the size of picture, treat to start to ask in batches picture to image cache server after whole paging typesetting played up, obtaining after picture, image content being filled out to this headspace, no longer again, typesetting, the current location that user browses can not lost because of picture layout, has improved the ease for use of browser on mobile communication terminal.
In this embodiment, web pages on mobile communication terminal display system also comprises that a point caching of page (Cache) server is for receiving the paging that Web conversion of page server 10 sends, and the paging of reception is sent to mobile communication terminal one by one.All pagings are sent to paging caching server by Web conversion of page server 10, when user accesses paging, directly from paging caching server, obtains.The speed of mobile communication terminal access paging caching server is fast with the speed of access Web conversion of page server 10, has therefore improved the speed of obtaining paging.
In one embodiment, as shown in Figure 7, Web conversion of page server 10 comprises paging computing module 110 and paging output module 130.Wherein, paging computing module 110 carries out paging according to picture flow and text flow to original web page data.Dom tree comprises root node, father node and child node.Dom tree is similar to the model of binary tree, and root node refers to the originating node of all nodes, and father node refers to the node of drawing at least one node, and child node refers to and belongs to the child node of drawing this node.
As shown in Figure 8, paging computing module 110 comprises that initialization submodule 111, traversal submodule 112, calculating sub module 113, first judge submodule 114, submodule 115 and point page marker submodule 116 are set.The function of each submodule of paging computing module 110 is described below by the course of work:
(1) initialization submodule 111 is for setting first threshold and the Second Threshold of paging flow, and the flow value of setting current paging is zero, and first child node of the root node in DOM Document Object Model (Dom) tree is made as to present node, father node is root node.In the present embodiment, the first threshold flow of default paging flow is normal flow STANDARD_BYTE, and Second Threshold is peak flow values MAX_BYTE, is 1.2 times of first threshold.The proportionate relationship of this Second Threshold and first threshold can be set as required.If first threshold flow is 15Kb, Second Threshold flow is according to the actual displayable uninterrupted of mobile communication terminal, and setting Second Threshold can be 1.1 times or 1.3 times of first threshold, is 16.5Kb or 19.5Kb.
(2) traversal submodule 112 is for traveling through one by one this Dom tree node.
(3) calculating sub module 113, for calculating present node and present node attribute total flow, is accumulated in the flow value of described current paging.Present node is the equal computing node flow of text node or picture node and nodal community flow, is accumulated in the flow value of current paging.First judges that submodule 114 is for judging whether present node contains child node, if, submodule 115 is set this present node is made as to new father node, first child node of this new father node is made as new present node, then proceeds to process (3); If not, first judge that submodule 114 further judges whether present node is last child node of father node, if so, proceeds to process (4), if not, proceeds to process (5).
(4) divide page marker submodule 116 according to the result of paging flow currency and described first threshold and Second Threshold comparison, the paging of father node mark is identified.Detailed process is:
(4a) first judges that submodule 114 judges whether current paging flow value is less than described first threshold, or first judges that submodule 114 judges whether current paging flow value is more than or equal to that described first threshold is less than described Second Threshold and father node is greater than the default number of plies in the number of plies of described document object model tree, if, proceed to process (5), if not, proceed to process (4b).
(4b) first judges that submodule 114 judges whether father node is last child node of the father node of father node, if not, divide page marker submodule 116 to identify the paging of father node mark, and submodule 115 is set paging flow currency is set to zero again, proceed to again process (5), if so, proceed to process (4c).
(4c) first judges submodule 114 further judges whether the father node of father node is root node, if so, divide the father node mark paging mark of page marker submodule 116 to father node, and traversal submodule 112 finishes traversal; If not, it is present node that the father node that submodule 115 arranges father node is set, and the father node of the father node of father node is new father node, proceeds to process (4b).First judges that submodule 114 further judges whether the father node of father node is last child node of the father node of the father node of father node, if not, divide the father node mark paging mark of page marker submodule 116 to father node, submodule 115 is set by the zero setting of paging flow currency, if, travel through submodule 112 and continue traversal until traverse a node, this node is not last child node of the father node of this node, or this node is root node, by a point page marker submodule 116, this vertex ticks paging is identified again, submodule 115 is set by the zero setting of paging flow currency.If this node is root node, traversal finishes.If this node is not root node, proceed to process (5).
(5) first judge that submodule 114 judges whether present node is last child node of father node, if not, submodule 115 is set node adjacent with present node in the child node of father node is made as to new present node, proceed to again process (3), if so, first judge that submodule 114 judges whether father node is root node, if, travel through submodule 112 and finish traversal, if not, proceed to process (6).
(6) module 115 is set father node is made as to new present node, the father node of father node is made as new father node, then proceeds to process (5).
As shown in Figure 9, paging output module 130 comprises that default submodule 131, second judges submodule 133, resets submodule 135 and deletes submodule 137.The detailed process that paging output module 130 is exported paging is:
(11) first child node of root node is made as present node by default submodule 131, and root node is made as current father node, and paging character string and paging queue are made as sky.
(12) preset submodule 131 and text corresponding father node is joined in paging character string.
(13) second judge that submodule 133 judges whether present node has child node, if have, reset submodule 135 first child node of present node is made as to new present node, present node is made as to new father node, then proceed to process (12); If no, default submodule 131 joins text corresponding present node in paging character string, then proceeds to process (14).
(14) second judge that submodule 133 judges whether present node has paging mark, if not, proceeds to process (15), if so, proceeds to process (17).
(15) second judge that submodule 133 judges whether present node is last child node of father node, if not, reset submodule 135 node adjacent with present node in the child node of father node is made as to new present node, proceed to again process (13), if so, second judge that submodule 135 judges whether father node is root node, if not, proceed to process (16), if so, default submodule 131 is stored in paging character string in paging queue.
(16) second judge that submodule 133 judges whether father node has paging mark, if not, reset submodule 135 father node is made as to new present node, the father node of father node is made as new father node, proceed to process (15), if, second judges that submodule 133 judges whether father node is root node, if, default submodule 131 is stored in paging character string in paging queue, if not, reset submodule 135 father node is made as to new present node, proceed to process (17).
(17) default submodule 131 is stored in paging character string in paging queue, delete submodule 137 and set from Dom the adjacent node of deleting present node and having traveled through present node, reset submodule 135 father node is made as to new present node, then proceed to process (18); In Dom tree, when traversal one deck, from left to right travel through, delete the node of submodule 137 from Dom tree deletion present node and the present node left side, delete present node and the adjacent node of the present node that traveled through.
(18) second judge that submodule 133 judges whether present node is root node, if, proceed to process (11), if not, delete submodule 137 and from Dom tree, delete the adjacent node of the present node having traveled through, then reset submodule 135 father node is made as to new present node, then proceed to process (18).
Above-mentioned web pages on mobile communication terminal display packing and system, employing gets size and the flow of picture, according to text flow and the accurate paging of picture flow, when demonstration, to the first space of reserved picture size of picture, obtain again picture and be filled into headspace, form complete one page, do not need to re-start the typesetting of web displaying, improve webpage browsing efficiency, accurately paging, can not increase because paging is excessive the pressure of mobile communication terminal internal memory, has alleviated mobile communication terminal memory pressure.
Above embodiment has only expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a web pages on mobile communication terminal display packing, comprises the following steps:
Obtain original web page data;
Described original web page data are processed to the size and the flow that draw text flow, picture, and carried out paging according to the text flow drawing and picture flow;
Send described paging;
Receive described paging, determine the size of headspace according to the size of picture in paging, and obtain picture and fill described headspace, comprising:
Receive described paging, while running into picture, determine the size of headspace according to the size of picture, treat after whole paging typesetting played up to start to ask in batches picture to image cache server, obtaining after picture, image content being filled out to described headspace;
The described size and the flow that draw text flow, picture that described original web page data are processed, and specifically comprise the following steps according to the step that the text flow drawing and picture flow carry out paging:
Described original web page data are processed and generated document object model tree, described document object model tree comprises hierarchical relationship and the nodal community of node, node, described node comprises text node and picture node, node, picture nodal community, text node and text node attribute collect pictures from described document object model tree, and obtain picture network page address from described picture nodal community, obtain the length of text from text node attribute;
From pictorial information caching server, obtain size and the flow of described picture according to described picture network page address, wherein, when pictorial information caching server is searched the size of corresponding picture and flow according to picture network page address, the picture not finding adopts default default value to replace size and flow that the picture not finding is set;
The size of described picture is updated in described picture nodal community, calculates text flow according to described text size, carry out paging according to the text flow of the described picture flow obtaining and calculating;
Obtain the display resolution that mobile communication terminal is uploaded, according to the display resolution of described mobile communication terminal, the described picture obtaining is processed and obtained corresponding dimension of picture and flow, and send to described pictorial information caching server to upgrade dimension of picture after treatment and flow.
2. web pages on mobile communication terminal display packing according to claim 1, is characterized in that, the step of carrying out paging according to described picture flow and text flow specifically comprises the following steps:
Step S2610, sets first threshold and the Second Threshold of paging flow, and the flow value of setting current paging is zero, and first child node of the root node in described document object model tree is made as to present node, and father node is root node;
Step S2612, travels through node in described document object model tree one by one;
Step S2614, calculates described present node and present node attribute total flow, is accumulated in the flow value of described current paging;
Step S2616, judges whether described present node contains child node, if so, proceeds to step S2618, if not, proceeds to step S2620;
Step S2618, is made as new father node by described present node, and first child node of this new father node is made as new present node, then proceeds to step S2614;
Step S2620, judges that whether present node is last child node of father node, if so, proceeds to step S2622, otherwise proceeds to step S2624;
Step S2622, according to the result of the flow value of described current paging and described first threshold and Second Threshold comparison, to described father node mark paging mark;
Step S2624, judges whether present node is last child node of father node, if not, proceeds to step S2626, if so, proceeds to step S2628;
Step S2626, it is new present node that node adjacent with present node in the child node of described father node is set, then proceeds to step S2614;
Step S2628, judges whether father node is root node, and if so, traversal finishes, and if not, proceeds to step S2630;
Step S2630, is made as present node by father node, and the father node of father node is made as new father node, proceeds to step S2624.
3. web pages on mobile communication terminal display packing according to claim 2, is characterized in that, step S2622 comprises:
Step S26220, whether the flow value that judges current paging is less than described first threshold, or whether the flow value that judges described current paging is more than or equal to, and first threshold is less than Second Threshold and father node is greater than the default number of plies in the number of plies of described document object model tree, if, proceed to step S2624, if not, proceed to step S26222;
Step S26222, judges whether father node is last child node of the father node of described father node, if not, proceeds to step S26224, if so, proceeds to step S26226;
Step S26224, to father node mark paging mark, and is again set to zero by the flow value of described current paging, then proceeds to step S2624;
Step S26226, judges whether the father node of father node is root node, if so, proceeds to step S26228, if not, proceeds to step S26230;
Step S26228, to the father node mark paging mark of father node, traversal finishes;
Step S26230, the father node that father node is set is new present node, the father node of the father node of father node is new father node, proceeds to step S26222.
4. web pages on mobile communication terminal display packing according to claim 3, is characterized in that, the concrete steps that step sends described paging are:
Step S300, is made as present node by first child node of root node, and root node is made as current father node, and paging character string and paging queue are made as sky;
Step S302, joins text corresponding father node in paging character string;
Step S304, judges whether present node has child node, if having, proceeds to step S306, if do not have, proceeds to step S308;
Step S306, is made as new present node by first child node of present node, and present node is made as to new father node, then proceeds to step S302;
Step S308, joins text corresponding present node in paging character string, then proceeds to step S310;
Step S310, judges whether present node has paging mark, if not, proceeds to step S312, if so, proceeds to step S330;
Step S312, judges whether present node is last child node of father node, if not, proceeds to step S314, if so, proceeds to step S316;
Step S314, is made as new present node by node adjacent with present node in the child node of father node, then proceeds to step S304;
Step S316, judges whether father node is root node, if so, proceeds to step S318, if not, proceeds to step S320;
Step S318, is stored in paging character string in paging queue;
Step S320, judges whether father node has paging mark, if not, proceeds to step S322, if so, proceeds to step S324;
Step S322, is made as new present node by father node, and the father node of father node is made as new father node, proceeds to step S312;
Step S324, judges whether father node is root node, if so, proceeds to step S326, if not, proceeds to step S328;
Step S326, is stored in paging character string in paging queue;
Step S328, is made as new present node by father node, proceeds to step S330;
Step S330, is stored in paging character string in paging queue, and deletes present node and the adjacent node of the present node that traveled through from described document object model tree, father node is made as to new present node, then proceeds to step S332;
Step S332, judges whether present node is root node, if so, proceeds to step S300, if not, proceeds to step S334;
Step S334, the adjacent node of the present node that deletion had traveled through from described document object model tree, is then made as father node new present node, then proceeds to step S332.
5. a web pages on mobile communication terminal display system, is characterized in that, comprising:
Web conversion of page server is used for obtaining original web page data, and described original web page data are processed to the size and the flow that draw text flow, picture, and carries out paging according to the text flow drawing and picture flow, and sends described paging;
Mobile terminal is used for receiving described paging, determines the size of headspace according to the size of picture in paging, and obtains picture and fill described headspace; Mobile terminal is also for receiving described paging, while running into picture, determine the size of headspace according to the size of picture, treat after whole paging typesetting played up to start to ask in batches picture to image cache server, obtaining after picture, image content being filled out to described headspace;
Described web pages on mobile communication terminal display system, also comprises image cache server, pictorial information caching server and picture change server, and described image cache server, for storing picture and picture network page address;
Described Web conversion of page server also generates document object model tree for the described original web page data of obtaining are processed, described document object model tree comprises node, the hierarchical relationship of node and nodal community, described node comprises text node and picture node, node collects pictures from described document object model tree, picture nodal community, text node and text node attribute, and obtain picture network page address from described picture nodal community, obtain the length of text from text node attribute, receive the display resolution that mobile communication terminal is uploaded, the display resolution of described picture network page address and described mobile communication terminal is sent to pictorial information caching server,
Described pictorial information caching server is for storing size and the flow of picture, also search size and the flow of the picture corresponding with described picture network page address according to described picture network page address, the picture not finding adopts default default value to replace size and flow that the picture not finding is set, and the size of the picture obtaining and flow are returned to described Web conversion of page server;
Described Web conversion of page server is updated to the size of the picture returning in described picture nodal community, according to the length computation text flow of text, and carries out paging according to the flow of the described picture returning and the text flow calculating;
Described picture change server is for processing described picture according to the display resolution of the size of described picture and mobile communication terminal, the size of picture after treatment and flow are sent to described pictorial information caching server, picture after treatment is sent to described image cache server stores; Described pictorial information caching server upgrades size and the flow of the described picture of having stored.
6. web pages on mobile communication terminal display system according to claim 5, is characterized in that, also comprises paging caching server, for receiving the paging of described Web conversion of page server transmission, and sends one by one the paging of described reception.
7. web pages on mobile communication terminal display system according to claim 5, it is characterized in that, described Web conversion of page server comprises the paging computing module that carries out paging according to described picture flow and text flow, node in described document object model tree is divided into root node, father node and child node, and described paging computing module comprises that initialization submodule, traversal submodule, calculating sub module, first judge submodule, submodule and point page marker submodule are set;
Described initialization submodule is for setting first threshold and the Second Threshold of paging flow, and the flow value of setting current paging is zero, and first child node of the root node in described document object model tree is made as to present node, and described father node is root node;
Described traversal submodule is for traveling through one by one described document object model tree node;
Described calculating sub module is used for calculating described present node and present node attribute total flow, is accumulated in the flow value of described current paging;
Described first judges that submodule is used for judging whether described present node contains child node, if, described present node is made as new father node by the described submodule that arranges, first child node of this new father node is made as new present node, described calculating sub module is calculated new present node and new present node attribute total flow, be accumulated in the flow value of described current paging, if not, described first judges that submodule further judges whether present node is last child node of father node, if, described point page marker submodule is according to the result of described paging flow currency and described first threshold and Second Threshold comparison, to described father node mark paging mark, if not, described first judges that submodule further judges whether present node is last child node of father node, if not, it is described that the node adjacent with present node in the child node that submodule arranges described father node is set is new present node, calculate new present node and new present node attribute total flow by described calculating sub module again, be accumulated in the flow value of described current paging, if, described first judges that submodule further judges whether father node is root node, if, described traversal submodule finishes traversal, if not, father node is made as present node by the described submodule that arranges, the father node of father node is made as new father node.
8. web pages on mobile communication terminal display system according to claim 7, it is characterized in that, described first judges that submodule further judges that the flow value of current paging is less than described first threshold, or described first judges that submodule judges that the flow value of current paging is more than or equal to that described first threshold is less than described Second Threshold and father node is greater than the default number of plies in the number of plies of described document object model tree, and described first judges that submodule further judges whether present node is last child node of father node, described first judges that submodule further judges that the flow value of current paging is more than or equal to that described first threshold is less than described Second Threshold and father's element is less than the described default number of plies in the number of plies of described document object model tree, or paging flow currency is more than or equal to described Second Threshold, described first judges that submodule judges whether father node is last child node of the father node of described father node, if not, a described point page marker submodule identifies the paging of father node mark, and the described submodule that arranges is set to zero again by the flow value of described current paging, then described first judges that submodule further judges whether present node is last child node of father node, if, described first judges that submodule further judges whether the father node of father node is root node, if, the father node mark paging mark of described point page marker submodule to father node, described traversal submodule finishes traversal.
9. web pages on mobile communication terminal display system according to claim 7, it is characterized in that, described Web conversion of page server also comprises the paging output module of exporting paging, described paging output module comprises that default submodule, second judges submodule, resets submodule and deletes submodule
Described default submodule is for being made as present node by first child node of root node, and root node is made as current father node, and paging character string and paging queue are made as sky, and text corresponding father node is joined in paging character string;
Described second judges that submodule judges present node and have child node,, reset submodule first child node of present node is made as to new present node, present node is made as to new father node, then the text of new father node is joined in described paging character string; Described second judges that submodule judges present node and there is no child node,, reseting submodule joins text corresponding present node in paging character string, and described second judges and further judges present node by submodule there is no paging mark and present node be not last child node of father node,, reset submodule the adjacent node of present node is made as to new present node, then forward described second to and judge that submodule judges whether present node has child node; Described second judges that it is root node that submodule is judged last child node and the described father node that present node is father node, described in reset submodule paging character string be stored in described paging queue.
10. web pages on mobile communication terminal display system according to claim 9, it is characterized in that, described second judges that it is not root node that submodule is judged last child node and the described father node that present node is father node, if further judge, described father node does not have paging mark,, reset submodule described father node is made as to new present node, the father node of described father node is made as new father node; If further judge described father node, to have paging mark and father node be root node, resets submodule described in paging character string is stored in described paging queue; There are paging mark and father node for root node if further judge described father node,, reseting submodule is stored in paging character string in described paging queue, and father node is made as to present node, the node that described deletion submodule is deleted present node and traveled through.
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| CN101833586A (en) * | 2010-05-26 | 2010-09-15 | 卓望数码技术（深圳）有限公司 | HTML (Hypertext Markup Language) small screen self-adaption typesetting method and typesetting server |
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