3 #include "SDL_opengl.h"
8 void View::Translate(Real x, Real y)
16 void View::ScaleAroundPoint(Real x, Real y, Real scaleAmt)
18 // Convert to local coords.
24 Debug("Mouse wheel event %f %f %f\n", Float(x), Float(y), Float(scaleAmt));
26 Real top = y - m_bounds.y;
27 Real left = x - m_bounds.x;
32 m_bounds.x = x - left;
34 m_bounds.w *= scaleAmt;
35 m_bounds.h *= scaleAmt;
40 // Draw some grid lines at fixed pixel positions
41 glMatrixMode(GL_PROJECTION);
43 glOrtho(0.0, 1.0, 1.0, 0.0, -1.f, 1.f);
44 glMatrixMode(GL_MODELVIEW);
47 glColor4f(0.9,0.9,0.9,0.1);
48 const float num_lines = 50.0;
49 for (float i = 0; i < num_lines; ++i)
52 glVertex2f(i*(1.0/num_lines), 0.0);
53 glVertex2f(i*(1.0/num_lines), 1.0);
56 glVertex2f(0.0,i*(1.0/num_lines));
57 glVertex2f(1.0,i*(1.0/num_lines));
65 static bool debug_output_done = false;
66 if (!debug_output_done)
68 m_document.DebugDumpObjects();
69 debug_output_done = true;
72 glClearColor(1.f,1.f,1.f,1.f);
73 glClear(GL_COLOR_BUFFER_BIT);
75 //DrawGrid(); // Draw the gridlines
77 glMatrixMode(GL_PROJECTION);
79 glOrtho(Float(m_bounds.x), Float(m_bounds.x)+Float(m_bounds.w), Float(m_bounds.y) + Float(m_bounds.h), Float(m_bounds.y), -1.f, 1.f);
80 glMatrixMode(GL_MODELVIEW);
83 glColor4f(m_colour.r, m_colour.g, m_colour.b, m_colour.a);
85 for (unsigned id = 0; id < m_document.ObjectCount(); ++id)
87 if (m_document.m_objects.types[id] != RECT_FILLED)
89 Rect obj_bounds = m_document.m_objects.bounds[id];
90 glVertex2f(Float(obj_bounds.x), Float(obj_bounds.y));
91 glVertex2f(Float(obj_bounds.x) + Float(obj_bounds.w), Float(obj_bounds.y));
92 glVertex2f(Float(obj_bounds.x) + Float(obj_bounds.w), Float(obj_bounds.y) + Float(obj_bounds.h));
93 glVertex2f(Float(obj_bounds.x), Float(obj_bounds.y) + Float(obj_bounds.h));
98 for (unsigned id = 0; id < m_document.ObjectCount(); ++id)
100 if (m_document.m_objects.types[id] != RECT_OUTLINE)
102 Rect obj_bounds = m_document.m_objects.bounds[id];
103 glBegin(GL_LINE_LOOP);
104 glVertex2f(Float(obj_bounds.x), Float(obj_bounds.y));
105 glVertex2f(Float(obj_bounds.x) + Float(obj_bounds.w), Float(obj_bounds.y));
106 glVertex2f(Float(obj_bounds.x) + Float(obj_bounds.w), Float(obj_bounds.y) + Float(obj_bounds.h));
107 glVertex2f(Float(obj_bounds.x), Float(obj_bounds.y) + Float(obj_bounds.h));