Revert "Removed the gtk theme."

This reverts 70154342fe0b02a8113546e47c0122befdf2cf2a commit.

1 files changed, 81 insertions, 0 deletions

diff --git a/gtk-engine/src/cairo-support.h b/gtk-engine/src/cairo-support.h
new file mode 100644
index 0000000..2094688
--- /dev/null
+++ b/gtk-engine/src/cairo-support.h
@@ -0,0 +1,81 @@
+/* Helpful functions when dealing with cairo in gtk engines */
+
+#include <gtk/gtk.h>
+#include <math.h>
+
+#ifndef M_PI
+#define M_PI 3.14159265358979323846
+#endif
+
+#ifndef M_PI_2
+#define M_PI_2 1.57079632679489661923
+#endif
+
+#ifndef M_PI_4
+#define M_PI_4 0.78539816339744830962
+#endif
+
+typedef struct
+{
+	gdouble r;
+	gdouble g;
+	gdouble b;
+	gdouble a;
+} CairoColor;
+
+typedef struct
+{
+	CairoColor bg[5];
+	CairoColor fg[5];
+
+	CairoColor dark[5];
+	CairoColor light[5];
+	CairoColor mid[5];
+
+	CairoColor base[5];
+	CairoColor text[5];
+	CairoColor text_aa[5];
+
+	CairoColor black;
+	CairoColor white;
+} CairoColorCube;
+
+typedef enum
+{
+	CR_CORNER_NONE        = 0,
+	CR_CORNER_TOPLEFT     = 1,
+	CR_CORNER_TOPRIGHT    = 2,
+	CR_CORNER_BOTTOMLEFT  = 4,
+	CR_CORNER_BOTTOMRIGHT = 8,
+	CR_CORNER_ALL         = 15
+} CairoCorners;
+
+typedef enum
+{
+	CR_MIRROR_NONE       = 0,
+	CR_MIRROR_HORIZONTAL = 1 << 0,
+	CR_MIRROR_VERTICAL   = 1 << 1
+} CairoMirror;
+
+GE_INTERNAL void ge_hsb_from_color (const CairoColor *color, gdouble *hue, gdouble *saturation, gdouble *brightness);
+GE_INTERNAL void ge_color_from_hsb (gdouble hue, gdouble saturation, gdouble brightness, CairoColor *color);
+
+GE_INTERNAL void ge_gdk_color_to_cairo (GdkColor * gc, CairoColor * cc);
+GE_INTERNAL void ge_cairo_color_to_gtk (CairoColor *cc, GdkColor *c);
+GE_INTERNAL void ge_gtk_style_to_cairo_color_cube (GtkStyle * style, CairoColorCube *cube);
+
+GE_INTERNAL void ge_shade_color(const CairoColor *base, gdouble shade_ratio, CairoColor *composite);
+GE_INTERNAL void ge_saturate_color (const CairoColor * base, gdouble saturate_level, CairoColor *composite);
+
+GE_INTERNAL cairo_t * ge_gdk_drawable_to_cairo (GdkDrawable  *window, GdkRectangle *area);
+GE_INTERNAL void ge_cairo_set_color (cairo_t *cr, CairoColor *color);
+GE_INTERNAL void ge_cairo_pattern_add_color_stop_color (cairo_pattern_t *pattern, gfloat offset, CairoColor *color);
+
+GE_INTERNAL void ge_cairo_rounded_rectangle (cairo_t *cr, double x, double y, double w, double h, double radius, CairoCorners corners);
+
+GE_INTERNAL void ge_cairo_simple_border (cairo_t *cr, CairoColor * tl, CairoColor * br, gint x, gint y, gint width, gint height, gboolean topleft_overlap);
+
+GE_INTERNAL void ge_cairo_line (cairo_t *cr, CairoColor *color, gint x1, gint y1, gint x2, gint y2);
+GE_INTERNAL void ge_cairo_polygon (cairo_t *cr, CairoColor *color, GdkPoint *points, gint npoints);
+
+GE_INTERNAL void ge_cairo_mirror (cairo_t *cr, CairoMirror mirror, gint *x, gint *y, gint *width, gint *height);