Move ifx_renderdevicedriver to a separate file to share

Move ifx_renderdevicedriver class to its own file to share with
multiple devices to reduce code duplication.

Review-Url: https://codereview.chromium.org/2078783002

2 files changed, 5 insertions, 94 deletions

diff --git a/core/fxge/agg/fx_agg_driver.cpp b/core/fxge/agg/fx_agg_driver.cpp
index f5d7cbbf4c..814cf0ec26 100644
--- a/core/fxge/agg/fx_agg_driver.cpp
+++ b/core/fxge/agg/fx_agg_driver.cpp
@@ -12,6 +12,7 @@
 #include "core/fxge/dib/dib_int.h"
 #include "core/fxge/ge/fx_text_int.h"
 #include "core/fxge/include/fx_ge.h"
+#include "core/fxge/include/ifx_renderdevicedriver.h"
 #include "third_party/agg23/agg_conv_dash.h"
 #include "third_party/agg23/agg_conv_stroke.h"
 #include "third_party/agg23/agg_curves.h"
@@ -416,97 +417,6 @@ static void RasterizeStroke(agg::rasterizer_scanline_aa& rasterizer,
   }
 }
 
-IFX_RenderDeviceDriver* IFX_RenderDeviceDriver::CreateFxgeDriver(
-    CFX_DIBitmap* pBitmap,
-    FX_BOOL bRgbByteOrder,
-    CFX_DIBitmap* pOriDevice,
-    FX_BOOL bGroupKnockout) {
-  return new CFX_AggDeviceDriver(pBitmap, bRgbByteOrder, pOriDevice,
-                                 bGroupKnockout);
-}
-
-IFX_RenderDeviceDriver::~IFX_RenderDeviceDriver() {}
-
-CFX_Matrix IFX_RenderDeviceDriver::GetCTM() const {
-  return CFX_Matrix();
-}
-
-FX_BOOL IFX_RenderDeviceDriver::StartRendering() {
-  return TRUE;
-}
-
-void IFX_RenderDeviceDriver::EndRendering() {}
-
-FX_BOOL IFX_RenderDeviceDriver::SetClip_PathStroke(
-    const CFX_PathData* pPathData,
-    const CFX_Matrix* pObject2Device,
-    const CFX_GraphStateData* pGraphState) {
-  return FALSE;
-}
-
-FX_BOOL IFX_RenderDeviceDriver::SetPixel(int x, int y, uint32_t color) {
-  return FALSE;
-}
-
-FX_BOOL IFX_RenderDeviceDriver::FillRectWithBlend(const FX_RECT* pRect,
-                                                  uint32_t fill_color,
-                                                  int blend_type) {
-  return FALSE;
-}
-
-FX_BOOL IFX_RenderDeviceDriver::DrawCosmeticLine(FX_FLOAT x1,
-                                                 FX_FLOAT y1,
-                                                 FX_FLOAT x2,
-                                                 FX_FLOAT y2,
-                                                 uint32_t color,
-                                                 int blend_type) {
-  return FALSE;
-}
-
-FX_BOOL IFX_RenderDeviceDriver::GetDIBits(CFX_DIBitmap* pBitmap,
-                                          int left,
-                                          int top) {
-  return FALSE;
-}
-CFX_DIBitmap* IFX_RenderDeviceDriver::GetBackDrop() {
-  return nullptr;
-}
-
-FX_BOOL IFX_RenderDeviceDriver::ContinueDIBits(void* handle,
-                                               IFX_Pause* pPause) {
-  return FALSE;
-}
-
-void IFX_RenderDeviceDriver::CancelDIBits(void* handle) {}
-
-FX_BOOL IFX_RenderDeviceDriver::DrawDeviceText(int nChars,
-                                               const FXTEXT_CHARPOS* pCharPos,
-                                               CFX_Font* pFont,
-                                               CFX_FontCache* pCache,
-                                               const CFX_Matrix* pObject2Device,
-                                               FX_FLOAT font_size,
-                                               uint32_t color) {
-  return FALSE;
-}
-
-void* IFX_RenderDeviceDriver::GetPlatformSurface() const {
-  return nullptr;
-}
-
-int IFX_RenderDeviceDriver::GetDriverType() const {
-  return 0;
-}
-
-void IFX_RenderDeviceDriver::ClearDriver() {}
-
-FX_BOOL IFX_RenderDeviceDriver::DrawShading(const CPDF_ShadingPattern* pPattern,
-                                            const CFX_Matrix* pMatrix,
-                                            const FX_RECT& clip_rect,
-                                            int alpha,
-                                            FX_BOOL bAlphaMode) {
-  return false;
-}
-
 CFX_AggDeviceDriver::CFX_AggDeviceDriver(CFX_DIBitmap* pBitmap,
                                          FX_BOOL bRgbByteOrder,
                                          CFX_DIBitmap* pOriDevice,
@@ -554,7 +464,7 @@ FX_BOOL CFX_AggDeviceDriver::DrawDeviceText(int nChars,
 }
 #endif  // _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_
 
-int CFX_AggDeviceDriver::GetDeviceCaps(int caps_id) {
+int CFX_AggDeviceDriver::GetDeviceCaps(int caps_id) const {
   switch (caps_id) {
     case FXDC_DEVICE_CLASS:
       return FXDC_DISPLAY;
diff --git a/core/fxge/agg/fx_agg_driver.h b/core/fxge/agg/fx_agg_driver.h
index 7c2e98047f..15f9706b3f 100644
--- a/core/fxge/agg/fx_agg_driver.h
+++ b/core/fxge/agg/fx_agg_driver.h
@@ -7,11 +7,12 @@
 #ifndef CORE_FXGE_AGG_FX_AGG_DRIVER_H_
 #define CORE_FXGE_AGG_FX_AGG_DRIVER_H_
 
-#include "core/fxge/include/fx_ge.h"
+#include "core/fxge/include/ifx_renderdevicedriver.h"
 #include "third_party/agg23/agg_clip_liang_barsky.h"
 #include "third_party/agg23/agg_path_storage.h"
 #include "third_party/agg23/agg_rasterizer_scanline_aa.h"
 
+class CFX_ClipRgn;
 class CFX_Matrix;
 class CFX_PathData;
 
@@ -37,7 +38,7 @@ class CFX_AggDeviceDriver : public IFX_RenderDeviceDriver {
   void DestroyPlatform();
 
   // IFX_RenderDeviceDriver
-  int GetDeviceCaps(int caps_id) override;
+  int GetDeviceCaps(int caps_id) const override;
   void SaveState() override;
   void RestoreState(bool bKeepSaved) override;
   FX_BOOL SetClip_PathFill(const CFX_PathData* pPathData,