From 613e1d74c47cf3a756af9aff75575c7567699381 Mon Sep 17 00:00:00 2001
From: Mohamed Waheed <mohamedwaheedmohamed@gmail.com>
Date: Tue, 24 Jun 2014 01:35:05 +0300
Subject: implemented savefile screenshot feature

---
 src/common/image.cpp | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'src/common/image.cpp')

diff --git a/src/common/image.cpp b/src/common/image.cpp
index 8a876e3..ff5e42c 100644
--- a/src/common/image.cpp
+++ b/src/common/image.cpp
@@ -418,3 +418,43 @@ bool CImage::SavePNG(const std::string& fileName)
     return true;
 }
 
+void CImage::SetDataPixels(void *pixels){
+
+    if (m_data != nullptr){
+
+        if (m_data->surface != nullptr)
+        {
+            if ( m_data->surface->pixels != nullptr ){
+                unsigned int* pixels = static_cast<unsigned int*>(m_data->surface->pixels);
+                delete [] pixels;
+                m_data->surface->pixels = nullptr;
+            }
+        }
+    }
+
+    m_data->surface->pixels = pixels;
+}
+
+void CImage::flipVertical(){
+
+    SDL_Surface* result = SDL_CreateRGBSurface(m_data->surface->flags, m_data->surface->w, m_data->surface->h,
+        m_data->surface->format->BytesPerPixel * 8, m_data->surface->format->Rmask, m_data->surface->format->Gmask,
+        m_data->surface->format->Bmask, m_data->surface->format->Amask);
+    
+    assert(result != nullptr);
+ 
+    Uint8* srcPixels = static_cast<Uint8*> (m_data->surface->pixels);
+    Uint8* resultPixels = static_cast<Uint8*> (result->pixels);
+ 
+    Uint32 pitch = m_data->surface->pitch;
+    Uint32 pxLength = pitch*m_data->surface->h;
+ 
+    for(int line = 0; line < m_data->surface->h; ++line) {
+        Uint32 pos = line * pitch;
+        memcpy(&resultPixels[pos], &srcPixels[(pxLength-pos)-pitch], pitch);
+    }
+    
+    SDL_FreeSurface(m_data->surface);
+
+    m_data->surface = result;                                
+}
\ No newline at end of file
-- 
cgit v1.2.3-1-g7c22


From b7125a5b24bc6d2581bec0d3f792ba948e0e7edd Mon Sep 17 00:00:00 2001
From: Mohamed Waheed <mohamedwaheedmohamed@gmail.com>
Date: Tue, 24 Jun 2014 20:27:31 +0300
Subject: formatting and enhancements for savefile screenshot feature

---
 src/common/image.cpp | 33 +++++++++++++++++----------------
 1 file changed, 17 insertions(+), 16 deletions(-)

(limited to 'src/common/image.cpp')

diff --git a/src/common/image.cpp b/src/common/image.cpp
index ff5e42c..e3d1ef7 100644
--- a/src/common/image.cpp
+++ b/src/common/image.cpp
@@ -420,26 +420,27 @@ bool CImage::SavePNG(const std::string& fileName)
 
 void CImage::SetDataPixels(void *pixels){
 
-    if (m_data != nullptr){
-
-        if (m_data->surface != nullptr)
-        {
-            if ( m_data->surface->pixels != nullptr ){
-                unsigned int* pixels = static_cast<unsigned int*>(m_data->surface->pixels);
-                delete [] pixels;
-                m_data->surface->pixels = nullptr;
-            }
-        }
+    Uint8* srcPixels = static_cast<Uint8*> (pixels);
+    Uint8* resultPixels = static_cast<Uint8*> (m_data->surface->pixels);
+ 
+    Uint32 pitch = m_data->surface->pitch;
+ 
+    for(int line = 0; line < m_data->surface->h; ++line) {
+        Uint32 pos = line * pitch;
+        memcpy(&resultPixels[pos], &srcPixels[pos], pitch);
     }
-
-    m_data->surface->pixels = pixels;
 }
 
-void CImage::flipVertical(){
+void CImage::flipVertically(){
 
-    SDL_Surface* result = SDL_CreateRGBSurface(m_data->surface->flags, m_data->surface->w, m_data->surface->h,
-        m_data->surface->format->BytesPerPixel * 8, m_data->surface->format->Rmask, m_data->surface->format->Gmask,
-        m_data->surface->format->Bmask, m_data->surface->format->Amask);
+    SDL_Surface* result = SDL_CreateRGBSurface( m_data->surface->flags,
+                                                m_data->surface->w,
+                                                m_data->surface->h,
+                                                m_data->surface->format->BytesPerPixel * 8,
+                                                m_data->surface->format->Rmask,
+                                                m_data->surface->format->Gmask,
+                                                m_data->surface->format->Bmask,
+                                                m_data->surface->format->Amask);
     
     assert(result != nullptr);
  
-- 
cgit v1.2.3-1-g7c22