Mercurial > dillo_port1.3

annotate src/styleengine.hh @ 990:36d9fee90159

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author Johannes Hofmann <Johannes.Hofmann@gmx.de>
date Mon, 09 Mar 2009 22:16:21 +0100
parents d04d960da3f4
children 474b9814a8fa
rev   line source
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96713a0f5d8b css.[ch][ch] -> styleengine.[ch][ch]
Johannes Hofmann <Johannes.Hofmann@gmx.de>
parents: 495
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1 #ifndef __STYLEENGINE_HH__
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2 #define __STYLEENGINE_HH__
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3
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4 #include "dw/core.hh"
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5 #include "doctree.hh"
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6 #include "css.hh"
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7 #include "cssparser.hh"
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8
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9 class StyleEngine : public Doctree {
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10 private:
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11 class Node : public DoctreeNode {
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12 public:
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13 dw::core::style::Style *style;
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14 dw::core::style::Style *wordStyle;
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15 const char *styleAttribute;
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16 bool inheritBackgroundColor;
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17 };
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18
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19 dw::core::Layout *layout;
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20 lout::misc::SimpleVector <Node> *stack;
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21 CssContext *cssContext;
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22 int num;
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23
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24 dw::core::style::Style *style0 (CssPropertyList *nonCssHints = NULL);
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25 dw::core::style::Style *wordStyle0 (CssPropertyList *nonCssHints = NULL);
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26 void apply (dw::core::style::StyleAttrs *attrs, CssPropertyList *props);
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27 bool computeValue (int *dest, CssLength value, dw::core::style::Font *font);
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28 bool computeValue (int *dest, CssLength value, dw::core::style::Font *font,
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29 int percentageBase);
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30 bool computeLength (dw::core::style::Length *dest, CssLength value,
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31 dw::core::style::Font *font);
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32
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33 public:
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34 StyleEngine (dw::core::Layout *layout);
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35 ~StyleEngine ();
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36
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37 /* Doctree interface */
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38 inline const DoctreeNode *top () {
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39 return stack->getRef (stack->size () - 1);
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40 };
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41
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42 inline const DoctreeNode *parent (const DoctreeNode *n) {
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43 if (n->depth > 1)
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44 return stack->getRef (n->depth - 1);
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45 else
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46 return NULL;
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47 };
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48
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49 void parse (const char *buf, int buflen, CssOrigin origin);
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50 void startElement (int tag);
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51 void startElement (const char *tagname);
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52 void setId (const char *id);
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53 const char * getId () { return top ()->id; };
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54 void setClass (const char *klass);
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55 void setStyle (const char *style);
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56 void endElement (int tag);
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57 void setPseudoLink ();
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58 void setPseudoVisited ();
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59 void setNonCssHints (CssPropertyList *nonCssHints);
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60 void inheritBackgroundColor (); /* \todo get rid of this somehow */
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61 dw::core::style::Style *backgroundStyle ();
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62
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63 inline dw::core::style::Style *style () {
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64 dw::core::style::Style *s = stack->getRef (stack->size () - 1)->style;
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65 if (s)
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66 return s;
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67 else
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68 return style0 ();
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69 };
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70
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71 inline dw::core::style::Style *wordStyle () {
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72 dw::core::style::Style *s = stack->getRef (stack->size () - 1)->wordStyle;
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73 if (s)
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74 return s;
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75 else
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76 return wordStyle0 ();
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77 };
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78 };
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79
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80 #endif