forked from KolibriOS/kolibrios
Aelia 0.2: improve label.smooth function (thanks e-andrew), a very basic html support implemented
git-svn-id: svn://kolibrios.org@6053 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Kirill Lipatov (Leency)
parent
de145064c8
commit
e5231646b3
@ -59,6 +59,7 @@ edit_box address_box = {250,56,34,0xffffff,0x94AECE,0xffffff,0xffffff,0,UML,#add
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#include "ini.h"
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#include "gui.h"
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#include "label.h"
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#include "prepare_page.h"
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void InitDlls()
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@ -96,12 +97,13 @@ void main()
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HandleButtonEvent();
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break;
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case evReDraw:
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draw_window();
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if (menu.list.cur_y) {
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encoding = menu.list.cur_y - 10;
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debugln("evReDraw: charset changed");
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EventOpenAddress(history.current());
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menu.list.cur_y = 0;
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}
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draw_window();
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}
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}
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}
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@ -268,7 +270,7 @@ char temp[UML];
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}
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if (!downloader.Start(#address)) {
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downloader.Stop();
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} else {
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} else {
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while (downloader.state!=STATE_COMPLETED)
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{
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downloader.MonitorProgress();
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Binary file not shown.
@ -42,9 +42,9 @@ dword MakePageWithHistory()
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enum {
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STEP_1_DOWNLOAD_PAGE = 0,
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STEP_2_COUNT_PAGE_HEIGHT = 30,
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STEP_2_COUNT_PAGE_HEIGHT = 35,
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STEP_3_DRAW_PAGE_INTO_BUFFER = 60,
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STEP_4_SMOOTH_FONT = 94,
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STEP_4_SMOOTH_FONT = 88,
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STEP_5_STOP = 100,
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};
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@ -54,22 +54,9 @@ void DrawProgress(int percent)
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if (percent<100) {
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progress_width = address_box.width+5*percent/100;
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DrawBar(address_box.left-3, address_box.top+16, progress_width, 2, 0x72B7EA);
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//debugi(percent);
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}
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else {
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progress_width = address_box.width+5;
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DrawBar(address_box.left-3, address_box.top+16, progress_width, 2, 0xFFFfff);
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}
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}
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int progress_percent;
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void DrawProgressWhileDrawing(dword bufoff, buflen)
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{
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int progress_cur = bufoff - io.buffer_data;
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int progress_max = buflen - io.buffer_data;
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int new_progress_percent = STEP_4_SMOOTH_FONT-STEP_3_DRAW_PAGE_INTO_BUFFER*progress_cur/progress_max + STEP_3_DRAW_PAGE_INTO_BUFFER;
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if (progress_percent != new_progress_percent) {
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progress_percent = new_progress_percent;
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DrawProgress(progress_percent);
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}
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}
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43
programs/cmm/aelia/label.h
Normal file
43
programs/cmm/aelia/label.h
Normal file
@ -0,0 +1,43 @@
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char char_width[255];
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void get_label_symbols_size()
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{
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int i;
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label.changeSIZE();
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for (i=0; i<256; i++) char_width[i] = label.symbol_size(i);
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}
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int get_label_len(dword _text)
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{
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int len=0;
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byte ch;
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loop () {
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ch = ESBYTE[_text];
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if (!ch) return len;
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len += char_width[ch];
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_text++;
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}
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}
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void WriteTextIntoBuf(int _x, _y; dword _text_col, _text_off)
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{
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char error_message[128];
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if (_x > list.w) {
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sprintf(#error_message, "\nWriteTextIntoBuf _x overflow: H %d X %d \n", label.size.height, _x);
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notify(#error_message);
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}
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if (_y+label.size.pt > label.size.height) {
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sprintf(#error_message, "\nWriteTextIntoBuf _y overflow: H %d Y %d \n", label.size.height, _y);
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notify(#error_message);
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return;
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}
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label.write_buf(_x, _y, list.w, label.size.height, 0xFFFFFF, _text_col, label.size.pt, _text_off);
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if (_y/list.item_h-list.first==list.visible) DrawPage();
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}
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void label_draw_bar(dword _x, _y, _w, _color)
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{
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int i;
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for (i = _y*list.w+_x*3+label.raw ; i<_y*list.w+_x+_w*3+label.raw ; i+=3) ESDWORD[i] = _color;
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}
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@ -1,30 +1,24 @@
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char char_width[255];
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void PreparePage()
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{
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int i;
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list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1, Form.cheight-TOOLBAR_H, label.size.pt+1);
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list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1, Form.cheight-TOOLBAR_H, label.size.pt+2);
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strcpy(#title, history.current()+strrchr(history.current(),'/'));
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//get font chars width, need to increase performance
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//if (strstri(io.buffer_data, "<html>")==-1) {
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get_label_symbols_size();
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ChangeCharset(charsets[encoding], "CP866", io.buffer_data);
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if (strstri(io.buffer_data, "<html")==-1) {
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debugln("no <html> found");
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label.changeSIZE();
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for (i=0; i<256; i++) char_width[i] = label.symbol_size(i);
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ChangeCharset(charsets[encoding], "CP866", io.buffer_data);
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DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceTxt(false); //get page height to calculate buffer size
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DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceTxt(true); //draw text in buffer
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DrawProgress(STEP_4_SMOOTH_FONT); label.apply_smooth();
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DrawProgress(STEP_5_STOP); DrawPage();
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/*}
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else {
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DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceTxt(false); //get page height to calculate buffer size
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DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceTxt(true); //draw text in buffer
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} else {
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debugln("<html> tag found");
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label.changeSIZE();
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for (i=0; i<256; i++) char_width[i] = label.symbol_size(i);
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ChangeCharset(charsets[encoding], "CP866", io.buffer_data);
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DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceHtml(false); //get page height to calculate buffer size
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DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceHtml(true); //draw text in buffer
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DrawProgress(STEP_4_SMOOTH_FONT); label.apply_smooth();
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DrawProgress(STEP_5_STOP); DrawPage();
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}*/
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DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceHtml(false); //get page height to calculate buffer size
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DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceHtml(true); //draw text in buffer
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}
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strcat(#title, " - Aelia");
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DrawTitle(#title);
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DrawProgress(STEP_4_SMOOTH_FONT); label.apply_smooth();
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DrawProgress(STEP_5_STOP); DrawPage();
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}
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void ParceTxt(byte draw)
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@ -49,10 +43,8 @@ int stroka_y=5, line_length=0;
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}
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if (draw==true) {
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ESBYTE[bufoff] >< zeroch; //set line end
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label.write_buf(8,stroka_y,list.w,label.size.height, 0xFFFFFF, 0, label.size.pt, line_start);
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WriteTextIntoBuf(8, stroka_y, 0x000000, line_start);
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ESBYTE[bufoff] >< zeroch; //restore line
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DrawProgressWhileDrawing(bufoff, buflen);
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if (stroka_y/list.item_h-list.first==list.visible) DrawPage();
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}
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stroka_y += list.item_h;
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line_start = bufoff;
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@ -65,7 +57,7 @@ int stroka_y=5, line_length=0;
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label.size.height = list.count+1*list.item_h;
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label.raw_size = 0;
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}
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if (draw==true) label.write_buf(8,stroka_y,list.w,label.size.height, 0xFFFFFF, 0, label.size.pt, line_start);
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if (draw==true) WriteTextIntoBuf(8, stroka_y, 0x000000, line_start);
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}
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@ -75,18 +67,7 @@ int stroka_y=5, line_length=0;
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= =
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========================================================*/
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/*
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HTML parcer tags:
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<title>
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<meta encoding>
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<a hrf="">
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<img src="" alt="">
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<h1> ... <h6>
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<b>
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<u>
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<s>
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<pre>
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*/
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/* <title> <meta encoding> <a hrf=""> <img src="" alt=""> <h1>..<h6> <b> <u> <s> <pre> */
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struct _DOM {
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dword start;
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@ -99,87 +80,121 @@ struct _style {
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bool h1, h2, h3, h4, h5, h6;
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bool a;
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bool pre;
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bool title;
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bool br;
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bool ignore;
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dword color;
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} style;
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struct _text {
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dword start;
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int x, y;
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};
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struct _tag {
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dword start;
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dword name;
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dword param[10];
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dword value[10];
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void parce();
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void get_param_value();
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int nameis();
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};
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void _tag::parce()
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{
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bool closed_status = false;
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if (start) debugln(start);
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/*
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if (strncmp(start, "/", 1)==0) {
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start++;
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closed_status = true;
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}
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if (!strcmp(start, "title")) style.title = closed_status;
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if (!strcmp(start, "br")) style.br = closed_status;
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*/
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dword o = name = start;
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while (ESBYTE[o]!=' ') && (ESBYTE[o]) o++; //searching for a space after tag name
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ESBYTE[o] = '\0';
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strlwr(name);
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}
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struct _text {
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dword start;
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int x, y;
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void draw();
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};
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void _text::draw()
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int _tag::nameis(dword _in_tag_name)
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{
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if (start) debugln(start);
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/*
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if (style.title) {
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strlcpy(#title, start, sizeof(title));
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DrawTitle(#title);
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return;
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}
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if (style.br) {
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y += list.item_h;
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style.br = false;
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}
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*/
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if (strcmp(_in_tag_name, name)==0) return true;
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return false;
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}
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#define HTML_PADDING_X 8;
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#define HTML_PADDING_Y 5;
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void ParceHtml(byte draw)
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{
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byte ch;
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int stroka_x = HTML_PADDING_X;
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int stroka_y = HTML_PADDING_Y;
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dword line_break;
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byte ch, zeroch;
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_DOM DOM;
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_text text;
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_tag tag;
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dword DOM_pos;
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/* Create DOM */
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debugln("starting DOM parce");
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debugln("creating DOM");
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DOM.len = strlen(io.buffer_data);
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DOM.start = malloc(DOM.len);
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DOM.end = DOM.start + DOM.len;
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strlcpy(DOM.start, io.buffer_data, DOM.len);
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/* Parce DOM */
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debugln("starting DOM parce...");
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text.start = DOM_pos;
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for (DOM_pos=DOM.start; DOM_pos<DOM.end; DOM_pos++)
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{
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if (ESBYTE[DOM_pos]==0x0D) || (ESBYTE[DOM_pos]==0x0A) ESBYTE[DOM_pos]=' ';
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ch = ESBYTE[DOM_pos];
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//debugch(ch);
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if (ch=='<') {
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ESBYTE[DOM_pos] = NULL;
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ESBYTE[DOM_pos] = '\0';
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tag.start = DOM_pos + 1;
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text.draw();
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if (style.ignore) continue;
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if (tag.nameis("title")) {
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strcpy(#title, text.start);
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continue;
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}
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while (get_label_len(text.start) + stroka_x + 30 > list.w)
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{
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//debugln("long line cut");
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zeroch = 0;
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for (line_break=tag.start-1; line_break>text.start; line_break--;)
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{
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ESBYTE[line_break] >< zeroch; //set line end
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if (get_label_len(text.start) + stroka_x + 30 <= list.w) break;
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ESBYTE[line_break] >< zeroch; //restore line
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}
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if (draw==true) {
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if (style.a) label_draw_bar(stroka_x, stroka_y+label.size.pt+1, get_label_len(text.start), style.color);
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WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start);
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}
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ESBYTE[line_break] >< zeroch; //restore line
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text.start = line_break;
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stroka_x = HTML_PADDING_X;
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stroka_y += list.item_h;
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}
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if (draw==true) {
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if (style.a) label_draw_bar(stroka_x, stroka_y+label.size.pt+1, get_label_len(text.start), style.color);
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WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start);
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}
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stroka_x += get_label_len(text.start);
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}
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if (ch=='>') {
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ESBYTE[DOM_pos] = NULL;
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ESBYTE[DOM_pos] = '\0';
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text.start = DOM_pos + 1;
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tag.parce();
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if (tag.nameis("br")) || (tag.nameis("p")) || (tag.nameis("div")) || (tag.nameis("h1")) || (tag.nameis("h2")) {
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stroka_y+= list.item_h;
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stroka_x = HTML_PADDING_X;
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continue;
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}
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if (tag.nameis("script")) || (tag.nameis("style")) style.ignore = true;
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if (tag.nameis("/script")) || (tag.nameis("/style")) style.ignore = false;
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if (tag.nameis("a")) { style.a = true; style.color=0x0000FF; }
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if (tag.nameis("/a")) { style.a = false; style.color=0x000000; }
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}
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}
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if (draw==false) {
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list.count = stroka_y/list.item_h+2;
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if (list.count < list.visible) list.count = list.visible;
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label.size.height = list.count+1*list.item_h;
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label.raw_size = 0;
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}
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free(DOM.start);
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ExitProcess();
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}
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@ -210,11 +210,10 @@ byte Cp866ToAnsi(byte s) {
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=====================================================================================*/
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inline fastcall dword b24(EBX) { return DSDWORD[EBX] << 8; }
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inline fastcall dword b24(EAX) { return DSDWORD[EAX] & 0x00FFFFFF; }
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:void LABEL::apply_smooth()
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{
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dword i,line_w,to;
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rgb.DwordToRgb(ShadowPixel(background,2)); //get shadowed pixel
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dword i,line_w,to,dark_background;
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line_w = size.width * 3;
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to = size.height - 1 * line_w + raw - 3;
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for(i=raw; i < to; i+=3)
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@ -223,31 +222,19 @@ inline fastcall dword b24(EBX) { return DSDWORD[EBX] << 8; }
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// pixels position, where b - black, w - write
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// bw
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// wb
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if(b24(i)==0x000000) && (b24(i+3)!=0x000000) && (b24(i+line_w)!=0x000000) && (b24(i+3+line_w)==0x000000)
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if(b24(i)!=background) && (b24(i+3)==background) && (b24(i+line_w)==background) && (b24(i+3+line_w)!=background)
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{
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ESBYTE[i+3] = rgb.b;
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ESBYTE[i+4] = rgb.g;
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ESBYTE[i+5] = rgb.r;
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ESBYTE[i+line_w ] = rgb.b;
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ESBYTE[i+line_w+1] = rgb.g;
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ESBYTE[i+line_w+2] = rgb.r;
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// // I don't know why but underneath code works slower then beneath
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// DSDWORD[i] = DSDWORD[i] & 0xFF000000 | dark_background;
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// DSDWORD[i+line_w] = DSDWORD[i+3+line_w] & 0xFF000000 | dark_background;
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dark_background = MixColors(background,b24(i),200);
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DSDWORD[i+3] = DSDWORD[i+3] & 0xFF000000 | dark_background;
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DSDWORD[i+line_w] = DSDWORD[i+line_w] & 0xFF000000 | dark_background;
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}
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// wb
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// bw
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else if(b24(i)!=0x000000) && (b24(i+3)==0x000000) && (b24(i+line_w)==0x000000) && (b24(i+3+line_w)!=0x000000)
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else if(b24(i)==background) && (b24(i+3)!=background) && (b24(i+line_w)!=background) && (b24(i+3+line_w)==background)
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{
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ESBYTE[i ] = rgb.b;
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ESBYTE[i+1] = rgb.g;
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ESBYTE[i+2] = rgb.r;
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ESBYTE[i+line_w+3] = rgb.b;
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ESBYTE[i+line_w+4] = rgb.g;
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ESBYTE[i+line_w+5] = rgb.r;
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// // I don't know why but underneath code works slower then beneath
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// DSDWORD[i] = DSDWORD[i] & 0xFF000000 | dark_background;
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// DSDWORD[i+3+line_w] = DSDWORD[i+3+line_w] & 0xFF000000 | dark_background;
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dark_background = MixColors(background,b24(i+3),200);
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DSDWORD[i] = DSDWORD[i] & 0xFF000000 | dark_background;
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||||
DSDWORD[i+3+line_w] = DSDWORD[i+3+line_w] & 0xFF000000 | dark_background;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user