using namespace IPDF;
using namespace std;
+void View::Translate(Real x, Real y)
+{
+ x *= m_bounds.w;
+ y *= m_bounds.h;
+ m_bounds.x += x;
+ m_bounds.y += y;
+}
+
+void View::ScaleAroundPoint(Real x, Real y, Real scaleAmt)
+{
+ // Convert to local coords.
+ x *= m_bounds.w;
+ y *= m_bounds.h;
+ x += m_bounds.x;
+ y += m_bounds.y;
+
+ Debug("Mouse wheel event %f %f %f\n", Float(x), Float(y), Float(scaleAmt));
+
+ Real top = y - m_bounds.y;
+ Real left = x - m_bounds.x;
+
+ top *= scaleAmt;
+ left *= scaleAmt;
+
+ m_bounds.x = x - left;
+ m_bounds.y = y - top;
+ m_bounds.w *= scaleAmt;
+ m_bounds.h *= scaleAmt;
+}
+
+void View::DrawGrid()
+{
+ // Draw some grid lines at fixed pixel positions
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(0.0, 1.0, 1.0, 0.0, -1.f, 1.f);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+
+ glColor4f(0.9,0.9,0.9,0.1);
+ const float num_lines = 50.0;
+ for (float i = 0; i < num_lines; ++i)
+ {
+ glBegin(GL_LINES);
+ glVertex2f(i*(1.0/num_lines), 0.0);
+ glVertex2f(i*(1.0/num_lines), 1.0);
+ glEnd();
+ glBegin(GL_LINES);
+ glVertex2f(0.0,i*(1.0/num_lines));
+ glVertex2f(1.0,i*(1.0/num_lines));
+ glEnd();
+
+ }
+}
+
void View::Render()
{
static bool debug_output_done = false;
glClearColor(1.f,1.f,1.f,1.f);
glClear(GL_COLOR_BUFFER_BIT);
+ DrawGrid(); // Draw the gridlines
+
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
- glOrtho(m_bounds.x, m_bounds.x+m_bounds.w, m_bounds.y + m_bounds.h, m_bounds.y, -1.f, 1.f);
+ 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);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
+
+
+
glColor4f(0.f,0.f,0.f,1.f);
glBegin(GL_QUADS);
for (unsigned id = 0; id < m_document.ObjectCount(); ++id)
if (m_document.m_objects.types[id] == RECT_FILLED)
continue;
Rect obj_bounds = m_document.m_objects.bounds[id];
- glVertex2f(obj_bounds.x, obj_bounds.y);
- glVertex2f(obj_bounds.x + obj_bounds.w, obj_bounds.y);
- glVertex2f(obj_bounds.x + obj_bounds.w, obj_bounds.y + obj_bounds.h);
- glVertex2f(obj_bounds.x, obj_bounds.y + obj_bounds.h);
+ glVertex2f(Float(obj_bounds.x), Float(obj_bounds.y));
+ glVertex2f(Float(obj_bounds.x) + Float(obj_bounds.w), Float(obj_bounds.y));
+ glVertex2f(Float(obj_bounds.x) + Float(obj_bounds.w), Float(obj_bounds.y) + Float(obj_bounds.h));
+ glVertex2f(Float(obj_bounds.x), Float(obj_bounds.y) + Float(obj_bounds.h));
}
glEnd();
- glBegin(GL_LINE_LOOP);
+
for (unsigned id = 0; id < m_document.ObjectCount(); ++id)
{
if (m_document.m_objects.types[id] == RECT_OUTLINE)
continue;
Rect obj_bounds = m_document.m_objects.bounds[id];
- glVertex2f(obj_bounds.x, obj_bounds.y);
- glVertex2f(obj_bounds.x + obj_bounds.w, obj_bounds.y);
- glVertex2f(obj_bounds.x + obj_bounds.w, obj_bounds.y + obj_bounds.h);
- glVertex2f(obj_bounds.x, obj_bounds.y + obj_bounds.h);
+ glBegin(GL_LINE_LOOP);
+ glVertex2f(Float(obj_bounds.x), Float(obj_bounds.y));
+ glVertex2f(Float(obj_bounds.x) + Float(obj_bounds.w), Float(obj_bounds.y));
+ glVertex2f(Float(obj_bounds.x) + Float(obj_bounds.w), Float(obj_bounds.y) + Float(obj_bounds.h));
+ glVertex2f(Float(obj_bounds.x), Float(obj_bounds.y) + Float(obj_bounds.h));
+ glEnd();
}
- glEnd();
}