src/view.cpp

   1 #include "view.h"
   2
   3 #include "SDL_opengl.h"
   4
   5 using namespace IPDF;
   6 using namespace std;
   7
   8 void View::Render()
   9 {
  10         static bool debug_output_done = false;
  11         if (!debug_output_done)
  12         {
  13                 m_document.DebugDumpObjects();
  14                 debug_output_done = true;
  15         }
  16
  17         glClearColor(1.f,1.f,1.f,1.f);
  18         glClear(GL_COLOR_BUFFER_BIT);
  19
  20         glMatrixMode(GL_PROJECTION);
  21         glLoadIdentity();
  22         glOrtho(m_bounds.x, m_bounds.x+m_bounds.w, m_bounds.y + m_bounds.h, m_bounds.y, -1.f, 1.f);
  23         glMatrixMode(GL_MODELVIEW);
  24         glLoadIdentity();
  25
  26         glColor4f(0.f,0.f,0.f,1.f);
  27         glBegin(GL_QUADS);
  28         for (unsigned id = 0; id < m_document.ObjectCount(); ++id)
  29         {
  30                 if (m_document.m_objects.types[id] == RECT_FILLED)
  31                         continue;
  32                 Rect obj_bounds = m_document.m_objects.bounds[id];
  33                 glVertex2f(obj_bounds.x, obj_bounds.y);
  34                 glVertex2f(obj_bounds.x + obj_bounds.w, obj_bounds.y);
  35                 glVertex2f(obj_bounds.x + obj_bounds.w, obj_bounds.y + obj_bounds.h);
  36                 glVertex2f(obj_bounds.x, obj_bounds.y + obj_bounds.h);
  37         }
  38         glEnd();
  39
  40         for (unsigned id = 0; id < m_document.ObjectCount(); ++id)
  41         {
  42                 if (m_document.m_objects.types[id] == RECT_OUTLINE)
  43                         continue;
  44                 Rect obj_bounds = m_document.m_objects.bounds[id];
  45                 glBegin(GL_LINE_LOOP);
  46                 glVertex2f(obj_bounds.x, obj_bounds.y);
  47                 glVertex2f(obj_bounds.x + obj_bounds.w, obj_bounds.y);
  48                 glVertex2f(obj_bounds.x + obj_bounds.w, obj_bounds.y + obj_bounds.h);
  49                 glVertex2f(obj_bounds.x, obj_bounds.y + obj_bounds.h);
  50                 glEnd();
  51         }
  52
  53 }