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win32: Finish button drawing code

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We now draw real Windows 95 buttons.

Also split out a draw_edge() function that is supposed to emulate
Windows' DrawEdge() function. I guess we'll need it in other places,
too.
This commit is contained in:
Benjamin Otte 2016-02-27 13:28:14 +01:00
parent 70d689cddd
commit 879333d226
1 changed files with 94 additions and 13 deletions
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107
gtk/gtkwin32draw.c
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@ -134,6 +134,91 @@ gtk_cairo_set_source_sys_color (cairo_t *cr,
gdk_cairo_set_source_rgba (cr, &rgba);
}
static void
draw_outline (cairo_t *cr,
int top_color_id,
int bottom_color_id,
int x,
int y,
int width,
int height)
{
gtk_cairo_set_source_sys_color (cr, top_color_id);
cairo_rectangle (cr, x, y, width, 1);
cairo_rectangle (cr, x, y, 1, height);
cairo_fill (cr);
gtk_cairo_set_source_sys_color (cr, bottom_color_id);
cairo_rectangle (cr, x + width, y + height, -1, -height);
cairo_rectangle (cr, x + width, y + height, -width, -1);
cairo_fill (cr);
}
typedef enum {
EDGE_RAISED_OUTER = 1 << 0,
EDGE_SUNKEN_OUTER = 1 << 1,
EDGE_RAISED_INNER = 1 << 2,
EDGE_SUNKEN_INNER = 1 << 3,
EDGE_RAISED = (EDGE_RAISED_OUTER | EDGE_RAISED_INNER),
EDGE_SUNKEN = (EDGE_SUNKEN_OUTER | EDGE_SUNKEN_INNER),
EDGE_ETCHED = (EDGE_SUNKEN_OUTER | EDGE_RAISED_INNER),
EDGE_BUMP = (EDGE_RAISED_OUTER | EDGE_SUNKEN_INNER)
} GtkWin32Edge;
static void
draw_edge (cairo_t *cr,
GtkWin32Edge edge,
int x,
int y,
int width,
int height)
{
switch (edge & (EDGE_RAISED_OUTER | EDGE_SUNKEN_OUTER))
{
case EDGE_RAISED_OUTER:
draw_outline (cr,
GTK_WIN32_SYS_COLOR_BTNHIGHLIGHT,
GTK_WIN32_SYS_COLOR_3DDKSHADOW,
x, y, width, height);
break;
case EDGE_SUNKEN_OUTER:
draw_outline (cr,
GTK_WIN32_SYS_COLOR_3DDKSHADOW,
GTK_WIN32_SYS_COLOR_BTNHIGHLIGHT,
x, y, width, height);
break;
case (EDGE_RAISED_OUTER | EDGE_SUNKEN_OUTER):
return;
default:
break;
}
x += 1;
y += 1;
width -= 2;
height -= 2;
switch (edge & (EDGE_RAISED_INNER | EDGE_SUNKEN_INNER))
{
case EDGE_RAISED_INNER:
draw_outline (cr,
GTK_WIN32_SYS_COLOR_3DLIGHT,
GTK_WIN32_SYS_COLOR_BTNSHADOW,
x, y, width, height);
break;
case EDGE_SUNKEN_INNER:
draw_outline (cr,
GTK_WIN32_SYS_COLOR_BTNSHADOW,
GTK_WIN32_SYS_COLOR_3DLIGHT,
x, y, width, height);
break;
case (EDGE_RAISED_INNER | EDGE_SUNKEN_INNER):
return;
default:
break;
}
}
static void
draw_button (cairo_t *cr,
int part,
@ -141,22 +226,18 @@ draw_button (cairo_t *cr,
int width,
int height)
{
gboolean is_down = (state == 3);
int top_color = is_down ? GTK_WIN32_SYS_COLOR_BTNSHADOW : GTK_WIN32_SYS_COLOR_BTNHIGHLIGHT;
int bot_color = is_down ? GTK_WIN32_SYS_COLOR_BTNHIGHLIGHT : GTK_WIN32_SYS_COLOR_BTNSHADOW;
#if 0
/* These are the colors for !BF_SOFT, should we ever split out DrawEdge() */
int out_top_color = is_down ? GTK_WIN32_SYS_COLOR_3DLIGHT : GTK_WIN32_SYS_COLOR_BTNSHADOW;
int out_bot_color = is_down ? GTK_WIN32_SYS_COLOR_BTNHIGHLIGHT : GTK_WIN32_SYS_COLOR_3DDKSHADOW;
int in_top_color = is_down ? GTK_WIN32_SYS_COLOR_3DDKSHADOW : GTK_WIN32_SYS_COLOR_BTNHIGHLIGHT;
int in_bot_color = is_down ? GTK_WIN32_SYS_COLOR_BTNSHADOW : GTK_WIN32_SYS_COLOR_3DLIGHT;
#endif
gtk_cairo_set_source_sys_color (cr, top_color);
cairo_rectangle (cr, 0, 0, width - 1, 1);
cairo_rectangle (cr, 0, 1, 1, height - 1);
cairo_fill (cr);
gtk_cairo_set_source_sys_color (cr, bot_color);
cairo_rectangle (cr, width - 1, 0, 1, height -1);
cairo_rectangle (cr, 0, height - 1, width, 1);
cairo_fill (cr);
draw_edge (cr, state == 3 ? EDGE_SUNKEN : EDGE_RAISED, 0, 0, width, height);
gtk_cairo_set_source_sys_color (cr, GTK_WIN32_SYS_COLOR_BTNFACE);
cairo_rectangle (cr, 1, 1, width - 2, height - 2);
cairo_rectangle (cr, 2, 2, width - 4, height - 4);
cairo_fill (cr);
}