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ppb_graphics_2d_thunk.cc
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ppb_graphics_2d_thunk.cc
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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// From ppb_graphics_2d.idl modified Fri Apr 15 15:37:20 2016.
#include <stdint.h>
#include <string.h>
#include "ppapi/c/pp_completion_callback.h"
#include "ppapi/c/pp_errors.h"
#include "ppapi/c/ppb_graphics_2d.h"
#include "ppapi/shared_impl/tracked_callback.h"
#include "ppapi/thunk/enter.h"
#include "ppapi/thunk/ppapi_thunk_export.h"
#include "ppapi/thunk/ppb_graphics_2d_api.h"
namespace ppapi {
namespace thunk {
namespace {
PP_Resource Create(PP_Instance instance,
const struct PP_Size* size,
PP_Bool is_always_opaque) {
VLOG(4) << "PPB_Graphics2D::Create()";
EnterResourceCreation enter(instance);
if (enter.failed())
return 0;
return enter.functions()->CreateGraphics2D(instance, size, is_always_opaque);
}
PP_Bool IsGraphics2D(PP_Resource resource) {
VLOG(4) << "PPB_Graphics2D::IsGraphics2D()";
EnterResource<PPB_Graphics2D_API> enter(resource, false);
return PP_FromBool(enter.succeeded());
}
PP_Bool Describe(PP_Resource graphics_2d,
struct PP_Size* size,
PP_Bool* is_always_opaque) {
VLOG(4) << "PPB_Graphics2D::Describe()";
EnterResource<PPB_Graphics2D_API> enter(graphics_2d, true);
if (enter.failed()) {
memset(size, 0, sizeof(*size));
memset(is_always_opaque, 0, sizeof(*is_always_opaque));
return PP_FALSE;
}
return enter.object()->Describe(size, is_always_opaque);
}
void PaintImageData(PP_Resource graphics_2d,
PP_Resource image_data,
const struct PP_Point* top_left,
const struct PP_Rect* src_rect) {
VLOG(4) << "PPB_Graphics2D::PaintImageData()";
EnterResource<PPB_Graphics2D_API> enter(graphics_2d, true);
if (enter.failed())
return;
enter.object()->PaintImageData(image_data, top_left, src_rect);
}
void Scroll(PP_Resource graphics_2d,
const struct PP_Rect* clip_rect,
const struct PP_Point* amount) {
VLOG(4) << "PPB_Graphics2D::Scroll()";
EnterResource<PPB_Graphics2D_API> enter(graphics_2d, true);
if (enter.failed())
return;
enter.object()->Scroll(clip_rect, amount);
}
void ReplaceContents(PP_Resource graphics_2d, PP_Resource image_data) {
VLOG(4) << "PPB_Graphics2D::ReplaceContents()";
EnterResource<PPB_Graphics2D_API> enter(graphics_2d, true);
if (enter.failed())
return;
enter.object()->ReplaceContents(image_data);
}
int32_t Flush(PP_Resource graphics_2d, struct PP_CompletionCallback callback) {
VLOG(4) << "PPB_Graphics2D::Flush()";
EnterResource<PPB_Graphics2D_API> enter(graphics_2d, callback, true);
if (enter.failed())
return enter.retval();
return enter.SetResult(enter.object()->Flush(enter.callback()));
}
PP_Bool SetScale(PP_Resource resource, float scale) {
VLOG(4) << "PPB_Graphics2D::SetScale()";
EnterResource<PPB_Graphics2D_API> enter(resource, true);
if (enter.failed())
return PP_FALSE;
return enter.object()->SetScale(scale);
}
float GetScale(PP_Resource resource) {
VLOG(4) << "PPB_Graphics2D::GetScale()";
EnterResource<PPB_Graphics2D_API> enter(resource, true);
if (enter.failed())
return 0.0f;
return enter.object()->GetScale();
}
PP_Bool SetLayerTransform(PP_Resource resource,
float scale,
const struct PP_Point* origin,
const struct PP_Point* translate) {
VLOG(4) << "PPB_Graphics2D::SetLayerTransform()";
EnterResource<PPB_Graphics2D_API> enter(resource, true);
if (enter.failed())
return PP_FALSE;
return enter.object()->SetLayerTransform(scale, origin, translate);
}
const PPB_Graphics2D_1_0 g_ppb_graphics2d_thunk_1_0 = {
&Create, &IsGraphics2D, &Describe, &PaintImageData,
&Scroll, &ReplaceContents, &Flush};
const PPB_Graphics2D_1_1 g_ppb_graphics2d_thunk_1_1 = {
&Create, &IsGraphics2D, &Describe, &PaintImageData, &Scroll,
&ReplaceContents, &Flush, &SetScale, &GetScale};
const PPB_Graphics2D_1_2 g_ppb_graphics2d_thunk_1_2 = {
&Create, &IsGraphics2D, &Describe, &PaintImageData,
&Scroll, &ReplaceContents, &Flush, &SetScale,
&GetScale, &SetLayerTransform};
} // namespace
PPAPI_THUNK_EXPORT const PPB_Graphics2D_1_0* GetPPB_Graphics2D_1_0_Thunk() {
return &g_ppb_graphics2d_thunk_1_0;
}
PPAPI_THUNK_EXPORT const PPB_Graphics2D_1_1* GetPPB_Graphics2D_1_1_Thunk() {
return &g_ppb_graphics2d_thunk_1_1;
}
PPAPI_THUNK_EXPORT const PPB_Graphics2D_1_2* GetPPB_Graphics2D_1_2_Thunk() {
return &g_ppb_graphics2d_thunk_1_2;
}
} // namespace thunk
} // namespace ppapi