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(svn r13910) -Document: string drawing related functions and types (Alberth)

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rubidium
2008-08-01 09:34:34 +00:00
parent 6a401d5dfc
commit 019a519446
8 changed files with 194 additions and 30 deletions
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22
src/widget.cpp
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@@ -17,13 +17,21 @@
static const char *UPARROW = "\xEE\x8A\xA0";
static const char *DOWNARROW = "\xEE\x8A\xAA";
/**
* Compute the vertical position of the draggable part of scrollbar
* @param sb Scrollbar list data
* @param top Top position of the scrollbar (top position of the up-button)
* @param bottom Bottom position of the scrollbar (bottom position of the down-button)
* @return A Point, with x containing the top coordinate of the draggable part, and
* y containing the bottom coordinate of the draggable part
*/
static Point HandleScrollbarHittest(const Scrollbar *sb, int top, int bottom)
{
Point pt;
int height, count, pos, cap;
top += 10;
bottom -= 9;
top += 10; // top points to just below the up-button
bottom -= 9; // bottom points to top of the down-button
height = (bottom - top);
@@ -153,7 +161,15 @@ int GetWidgetFromPos(const Window *w, int x, int y)
return found_index;
}
/**
* Draw frame rectangle.
* @param left Left edge of the frame
* @param top Top edge of the frame
* @param right Right edge of the frame
* @param bottom Bottom edge of the frame
* @param ctab Colour table to use. @see _colour_gradient
* @param flags Flags controlling how to draw the frame. @see FrameFlags
*/
void DrawFrameRect(int left, int top, int right, int bottom, int ctab, FrameFlags flags)
{
uint dark = _colour_gradient[ctab][3];