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[lua] Add GraphicsContext:drawThemeImage/Rect() functions

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Maybe not the best API, but the simplest, in the future we could cache
the part using its ID with something like: app.theme.parts.part_id
This commit is contained in:
David Capello 2022-12-15 19:41:13 -03:00
parent d4cefb8ba6
commit a98f81288d
2 changed files with 46 additions and 0 deletions
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43
src/app/script/graphics_context.cpp
View File

@ -15,6 +15,7 @@
#include "app/modules/palettes.h"
#include "app/script/engine.h"
#include "app/script/luacpp.h"
#include "app/ui/skin/skin_theme.h"
#include "app/util/conversion_to_surface.h"
#include "os/draw_text.h"
@ -46,6 +47,26 @@ void GraphicsContext::drawImage(const doc::Image* img, int x, int y)
img->width(), img->height());
}
void GraphicsContext::drawThemeImage(const std::string& partId, const gfx::Point& pt)
{
if (auto theme = skin::SkinTheme::instance()) {
skin::SkinPartPtr part = theme->getPartById(partId);
if (part && part->bitmap(0))
m_surface->drawRgbaSurface(part->bitmap(0), pt.x, pt.y);
}
}
void GraphicsContext::drawThemeRect(const std::string& partId, const gfx::Rect& rc)
{
if (auto theme = skin::SkinTheme::instance()) {
skin::SkinPartPtr part = theme->getPartById(partId);
if (part && part->bitmap(0)) {
ui::Graphics g(nullptr, m_surface, 0, 0);
theme->drawRect(&g, rc, part.get(), true);
}
}
}
void GraphicsContext::stroke()
{
m_paint.style(os::Paint::Stroke);
@ -129,6 +150,26 @@ int GraphicsContext_drawImage(lua_State* L)
return 0;
}
int GraphicsContext_drawThemeImage(lua_State* L)
{
auto gc = get_obj<GraphicsContext>(L, 1);
if (const char* id = lua_tostring(L, 2)) {
const gfx::Point pt = convert_args_into_point(L, 3);
gc->drawThemeImage(id, pt);
}
return 0;
}
int GraphicsContext_drawThemeRect(lua_State* L)
{
auto gc = get_obj<GraphicsContext>(L, 1);
if (const char* id = lua_tostring(L, 2)) {
const gfx::Rect rc = convert_args_into_rect(L, 3);
gc->drawThemeRect(id, rc);
}
return 0;
}
int GraphicsContext_beginPath(lua_State* L)
{
auto gc = get_obj<GraphicsContext>(L, 1);
@ -263,6 +304,8 @@ const luaL_Reg GraphicsContext_methods[] = {
{ "fillText", GraphicsContext_fillText },
{ "measureText", GraphicsContext_measureText },
{ "drawImage", GraphicsContext_drawImage },
{ "drawThemeImage", GraphicsContext_drawThemeImage },
{ "drawThemeRect", GraphicsContext_drawThemeRect },
{ "beginPath", GraphicsContext_beginPath },
{ "closePath", GraphicsContext_closePath },
{ "moveTo", GraphicsContext_moveTo },

3
src/app/script/graphics_context.h
View File

@ -77,6 +77,9 @@ public:
void drawImage(const doc::Image* img, int x, int y);
void drawThemeImage(const std::string& partId, const gfx::Point& pt);
void drawThemeRect(const std::string& partId, const gfx::Rect& rc);
// Path
void beginPath() { m_path.reset(); }
void closePath() { m_path.close(); }