Set up text effect stuff.

This commit is contained in:
Pietro Gagliardi 2017-05-31 20:33:40 -04:00
parent 98459d2878
commit 2118259769
1 changed files with 47 additions and 0 deletions

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@ -1,5 +1,7 @@
// 5 may 2016
// TODO resolve overlap between this and the other hpp files (some functions leaked into uipriv_windows.hpp)
// draw.cpp
extern ID2D1Factory *d2dfactory;
struct uiDrawContext {
@ -20,6 +22,7 @@ typedef std::function<void(uiDrawContext *c, uiDrawTextLayout *layout, double x,
extern void attrstrToIDWriteTextLayoutAttrs(uiDrawTextLayoutParams *p, IDWriteTextLayout *layout, std::vector<backgroundFunc> **backgroundFuncs);
// drawtext.cpp
// TODO reconcile this with attrstr.cpp
class textDrawingEffect : public IUnknown {
ULONG refcount;
public:
@ -76,6 +79,50 @@ public:
return this->refcount;
}
// TODO deduplicate this with common/attrlist.c
bool same(textDrawingEffect *b)
{
static auto boolsDiffer = [](bool a, bool b) -> bool {
if (a && b)
return false;
if (!a && !b)
return false;
return true;
};
if (boolsDiffer(this->hasColor, b->hasColor))
return false;
if (this->hasColor) {
// TODO use a closest match?
if (this->r != b->r)
return false;
if (this->g != b->g)
return false;
if (this->b != b->b)
return false;
if (this->a != b->a)
return false;
}
if (boolsDiffer(this->hasUnderline, b->hasUnderline))
return false;
if (this->hasUnderline)
if (this->u != b->u)
return false;
if (boolsDiffer(this->hasUnderlineColor, b->hasUnderlineColor))
return false;
if (this->hasUnderlineColor) {
// TODO use a closest match?
if (this->ur != b->ur)
return false;
if (this->ug != b->ug)
return false;
if (this->ub != b->ub)
return false;
if (this->ua != b->ua)
return false;
}
return true;
}
};
// TODO these should not be exported
extern std::map<uiDrawTextItalic, DWRITE_FONT_STYLE> dwriteItalics;