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common: code refactoring.

Browse source 
introduce Canvas class to replace the CanvasBase.
now, SwCanvas, GlCanvas inherits this Canvas for polymorphism
and remove duplicated interfaces.

Change-Id: I65a87e3aa2289d04997930a54aeccd14f57dd73a
This commit is contained in:
Hermet Park 2020-04-27 01:45:52 +09:00
parent 6be53b0779
commit 0e6faa9276
5 changed files with 136 additions and 140 deletions
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50
inc/tizenvg.h
View file

@ -72,7 +72,33 @@ class TIZENVG_EXPORT PaintNode
{
public:
virtual ~PaintNode() {}
virtual int update(RenderMethod* engine) = 0;
virtual int update(RenderMethod*) = 0;
};
/**
* @class Canvas
*
* @ingroup TizenVG
*
* @brief description...
*
*/
class TIZENVG_EXPORT Canvas
{
public:
Canvas(RenderMethod*);
virtual ~Canvas();
virtual int push(std::unique_ptr<PaintNode> paint) noexcept;
virtual int clear() noexcept;
virtual int update() noexcept;
virtual int draw(bool async = true) noexcept;
virtual int sync() = 0;
RenderMethod* engine() noexcept;
_TIZENVG_DECLARE_PRIVATE(Canvas);
};
@ -141,21 +167,13 @@ public:
@brief description...
*
*/
class TIZENVG_EXPORT SwCanvas final
class TIZENVG_EXPORT SwCanvas final : public Canvas
{
public:
~SwCanvas();
int push(std::unique_ptr<PaintNode> paint) noexcept;
int clear() noexcept;
int update() noexcept;
int draw(bool async = true) noexcept;
int sync() noexcept;
RenderMethod* engine() noexcept;
int target(uint32_t* buffer, size_t stride, size_t height) noexcept;
int sync() noexcept override;
static std::unique_ptr<SwCanvas> gen(uint32_t* buffer = nullptr, size_t stride = 0, size_t height = 0) noexcept;
_TIZENVG_DECLARE_PRIVATE(SwCanvas);
@ -170,20 +188,14 @@ public:
* @brief description...
*
*/
class TIZENVG_EXPORT GlCanvas final
class TIZENVG_EXPORT GlCanvas final : public Canvas
{
public:
~GlCanvas();
int push(std::unique_ptr<PaintNode> paint) noexcept;
int clear() noexcept;
//TODO: Gl Specific methods. Need gl backend configuration methods as well.
int update() noexcept;
int draw(bool async = true) noexcept;
int sync() noexcept { return 0; }
RenderMethod* engine() noexcept;
int sync() noexcept override;
static std::unique_ptr<GlCanvas> gen() noexcept;
_TIZENVG_DECLARE_PRIVATE(GlCanvas);

2
src/lib/meson.build
View file

@ -5,8 +5,8 @@ source_file = [
'tvgCommon.h',
'tvgRenderCommon.h',
'tvgEngine.cpp',
'tvgCanvasBase.h',
'tvgShapePath.h',
'tvgCanvas.cpp',
'tvgSwCanvas.cpp',
'tvgGlCanvas.cpp',
'tvgSceneNode.cpp',

87
src/lib/tvgCanvasBase.h → src/lib/tvgCanvas.cpp
View file

@ -14,23 +14,27 @@
* limitations under the License.
*
*/
#ifndef _TVG_CANVAS_BASE_CPP_
#define _TVG_CANVAS_BASE_CPP_
#ifndef _TVG_CANVAS_CPP_
#define _TVG_CANVAS_CPP_
#include "tvgCommon.h"
struct CanvasBase
/************************************************************************/
/* Internal Class Implementation */
/************************************************************************/
struct Canvas::Impl
{
vector<PaintNode*> nodes;
RenderMethod* renderer;
CanvasBase(RenderMethod *pRenderer):renderer(pRenderer)
Impl(RenderMethod *pRenderer):renderer(pRenderer)
{
renderer->ref();
}
~CanvasBase()
~Impl()
{
clear();
renderer->unref();
@ -43,6 +47,14 @@ struct CanvasBase
return 0;
}
int push(unique_ptr<PaintNode> paint)
{
PaintNode *node = paint.release();
assert(node);
nodes.push_back(node);
return node->update(renderer);
}
int clear()
{
assert(renderer);
@ -75,14 +87,6 @@ struct CanvasBase
return ret;
}
int push(unique_ptr<PaintNode> paint)
{
PaintNode *node = paint.release();
assert(node);
nodes.push_back(node);
return node->update(renderer);
}
int draw()
{
assert(renderer);
@ -101,4 +105,59 @@ struct CanvasBase
};
#endif /* _TVG_CANVAS_BASE_CPP_ */
/************************************************************************/
/* External Class Implementation */
/************************************************************************/
Canvas::Canvas(RenderMethod *pRenderer):pImpl(make_unique<Impl>(pRenderer))
{
}
Canvas::~Canvas()
{
}
int Canvas::push(unique_ptr<PaintNode> paint) noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->push(move(paint));
}
int Canvas::clear() noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->clear();
}
int Canvas::draw(bool async) noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->draw();
}
int Canvas::update() noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->update();
}
RenderMethod* Canvas::engine() noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->renderer;
}
#endif /* _TVG_CANVAS_CPP_ */

51
src/lib/tvgGlCanvas.cpp
View file

@ -18,16 +18,15 @@
#define _TVG_GLCANVAS_CPP_
#include "tvgCommon.h"
#include "tvgCanvasBase.h"
#include "tvgGlRenderer.h"
/************************************************************************/
/* Internal Class Implementation */
/************************************************************************/
struct GlCanvas::Impl : CanvasBase
struct GlCanvas::Impl
{
Impl() : CanvasBase(GlRenderer::inst()) {}
Impl() {}
};
@ -35,7 +34,7 @@ struct GlCanvas::Impl : CanvasBase
/* External Class Implementation */
/************************************************************************/
GlCanvas::GlCanvas() : pImpl(make_unique<Impl>())
GlCanvas::GlCanvas() : Canvas(GlRenderer::inst()), pImpl(make_unique<Impl>())
{
}
@ -45,6 +44,12 @@ GlCanvas::~GlCanvas()
}
int GlCanvas::sync() noexcept
{
return 0;
}
unique_ptr<GlCanvas> GlCanvas::gen() noexcept
{
auto canvas = unique_ptr<GlCanvas>(new GlCanvas);
@ -54,42 +59,4 @@ unique_ptr<GlCanvas> GlCanvas::gen() noexcept
}
int GlCanvas::push(unique_ptr<PaintNode> paint) noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->push(move(paint));
}
int GlCanvas::clear() noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->clear();
}
int GlCanvas::update() noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->update();
}
RenderMethod* GlCanvas::engine() noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->renderer;
}
int GlCanvas::draw(bool async) noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->draw();
}
#endif /* _TVG_GLCANVAS_CPP_ */

82
src/lib/tvgSwCanvas.cpp
View file

@ -18,7 +18,6 @@
#define _TVG_SWCANVAS_CPP_
#include "tvgCommon.h"
#include "tvgCanvasBase.h"
#include "tvgSwRenderer.h"
@ -26,9 +25,9 @@
/* Internal Class Implementation */
/************************************************************************/
struct SwCanvas::Impl : CanvasBase
struct SwCanvas::Impl
{
Impl() : CanvasBase(SwRenderer::inst()) {}
Impl() {}
};
@ -36,49 +35,7 @@ struct SwCanvas::Impl : CanvasBase
/* External Class Implementation */
/************************************************************************/
int SwCanvas::target(uint32_t* buffer, size_t stride, size_t height) noexcept
{
auto impl = pImpl.get();
assert(impl);
dynamic_cast<SwRenderer*>(impl->renderer)->target(buffer, stride, height);
return 0;
}
int SwCanvas::draw(bool async) noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->draw();
}
int SwCanvas::sync() noexcept
{
return 0;
}
int SwCanvas::push(unique_ptr<PaintNode> paint) noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->push(move(paint));
}
int SwCanvas::clear() noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->clear();
}
SwCanvas::SwCanvas() : pImpl(make_unique<Impl>())
SwCanvas::SwCanvas() : Canvas(SwRenderer::inst()), pImpl(make_unique<Impl>())
{
}
@ -88,6 +45,23 @@ SwCanvas::~SwCanvas()
}
int SwCanvas::target(uint32_t* buffer, size_t stride, size_t height) noexcept
{
auto renderer = dynamic_cast<SwRenderer*>(engine());
assert(renderer);
if (!renderer->target(buffer, stride, height)) return -1;
return 0;
}
int SwCanvas::sync() noexcept
{
return 0;
}
unique_ptr<SwCanvas> SwCanvas::gen(uint32_t* buffer, size_t stride, size_t height) noexcept
{
auto canvas = unique_ptr<SwCanvas>(new SwCanvas);
@ -99,20 +73,4 @@ unique_ptr<SwCanvas> SwCanvas::gen(uint32_t* buffer, size_t stride, size_t heigh
return canvas;
}
int SwCanvas::update() noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->update();
}
RenderMethod* SwCanvas::engine() noexcept
{
auto impl = pImpl.get();
assert(impl);
return impl->renderer;
}
#endif /* _TVG_SWCANVAS_CPP_ */