static int l_uiColorButtonColor( lua_State* L )
{
double r,g,b,a;
uiColorButtonColor( (uiColorButton*) check_object( L, 1, uiColorButtonSignature ), &r, &g, &b, &a );
lua_pushnumber( L, r );
lua_pushnumber( L, g );
lua_pushnumber( L, b );
lua_pushnumber( L, a );
return 4;
}
static void callback_uiColorButtonOnChanged( uiColorButton* c, void* d )
{
lua_State* L = (lua_State*) d;
if( L )
{
double r,g,b,a;
uiColorButtonColor( c, &r, &g, &b, &a );
lua_pushnumber( L, r );
lua_pushnumber( L, g );
lua_pushnumber( L, b );
lua_pushnumber( L, a );
invoke_callback( L, c, callback_OnChanged, 4 );
}
}
static void handlerDraw(uiAreaHandler *a, uiArea *area, uiAreaDrawParams *dp)
{
uiDrawTextFont *font;
uiDrawTextLayout *layout;
double r, g, b, al;
char surrogates[1 + 4 + 1 + 1];
char composed[2 + 2 + 2 + 3 + 2 + 1];
double width, height;
font = uiFontButtonFont(textFontButton);
layout = uiDrawNewTextLayout("One two three four", font, -1);
uiDrawTextLayoutSetColor(layout,
4, 7,
1, 0, 0, 1);
uiDrawTextLayoutSetColor(layout,
8, 14,
1, 0, 0.5, 0.5);
uiColorButtonColor(textColorButton, &r, &g, &b, &al);
uiDrawTextLayoutSetColor(layout,
14, 18,
r, g, b, al);
uiDrawText(dp->Context, 10, 10, layout);
uiDrawTextLayoutExtents(layout, &width, &height);
uiDrawFreeTextLayout(layout);
surrogates[0] = 'x';
surrogates[1] = 0xF0; // surrogates D800 DF08
surrogates[2] = 0x90;
surrogates[3] = 0x8C;
surrogates[4] = 0x88;
surrogates[5] = 'y';
surrogates[6] = '\0';
layout = uiDrawNewTextLayout(surrogates, font, -1);
uiDrawTextLayoutSetColor(layout,
1, 2,
1, 0, 0.5, 0.5);
uiDrawText(dp->Context, 10, 10 + height, layout);
uiDrawFreeTextLayout(layout);
composed[0] = 'z';
composed[1] = 'z';
composed[2] = 0xC3; // 2
composed[3] = 0xA9;
composed[4] = 'z';
composed[5] = 'z';
composed[6] = 0x65; // 5
composed[7] = 0xCC;
composed[8] = 0x81;
composed[9] = 'z';
composed[10] = 'z';
composed[11] = '\0';
layout = uiDrawNewTextLayout(composed, font, -1);
uiDrawTextLayoutSetColor(layout,
2, 3,
1, 0, 0.5, 0.5);
uiDrawTextLayoutSetColor(layout,
5, 6,
1, 0, 0.5, 0.5);
if (!uiCheckboxChecked(noZ))
uiDrawTextLayoutSetColor(layout,
6, 7,
0.5, 0, 1, 0.5);
uiDrawText(dp->Context, 10, 10 + height + height, layout);
uiDrawFreeTextLayout(layout);
uiDrawFreeTextFont(font);
}
