From 65bcb3040dfae00625a95ae1ffd02720513ded13 Mon Sep 17 00:00:00 2001
From: neoraider <devnull@localhost>
Date: Tue, 23 Oct 2007 19:08:04 +0000
Subject: zoomedit: Renderer in Klasse gekapselt.

---
 Drawer.cpp | 42 +++++++++++++++++++++++++++++++++++-------
 1 file changed, 35 insertions(+), 7 deletions(-)

(limited to 'Drawer.cpp')

diff --git a/Drawer.cpp b/Drawer.cpp
index 1a80997..5b6a6d5 100644
--- a/Drawer.cpp
+++ b/Drawer.cpp
@@ -1,6 +1,5 @@
 #include "Drawer.h"
 #include "Window.h"
-#include "draw.h"
 #include <GL/gl.h>
 #include <math.h>
 
@@ -33,7 +32,7 @@ gboolean Drawer::eventHandler(GtkWidget *widget, GdkEvent *event, Drawer *drawer
       return TRUE;
       
     case GDK_EXPOSE:
-      drawTopView(widget, &event->expose, drawer->window, drawer);
+      drawer->render();
       return TRUE;
       
     case GDK_MOTION_NOTIFY:
@@ -147,7 +146,36 @@ void Drawer::updateHoveredPoint(float x, float y) {
   window->getEditManager().setHoveredVertex(&v);
 }
 
-Drawer::Drawer(Window *window, GdkGLConfig *glconfig) {
+void Drawer::render() {
+  GdkGLContext *context = gtk_widget_get_gl_context(drawingArea);
+  GdkGLDrawable *drawable = gtk_widget_get_gl_drawable(drawingArea);
+  
+  Rectangle rect(0, 0, drawingArea->allocation.width, drawingArea->allocation.height);
+  
+  viewToImage(&rect.getVertex1());
+  viewToImage(&rect.getVertex2());
+  
+  if(!gdk_gl_drawable_gl_begin(drawable, context))
+    return;
+  
+  glMatrixMode(GL_MODELVIEW);
+  glPushMatrix();
+  
+  glTranslatef(getImageWidth()/2-xTranslate, getImageHeight()/2-yTranslate, 0);
+  glScalef(scale, scale, 1);
+  
+  renderer.render(window->getLevel(), rect, scale);
+  
+  glMatrixMode(GL_MODELVIEW);
+  glPopMatrix();
+  
+  gdk_gl_drawable_swap_buffers(drawable);
+  gdk_gl_drawable_gl_end(drawable);
+}
+
+Drawer::Drawer(Window *window, GdkGLConfig *glconfig)
+  : renderer(&window->getEditManager())
+{
   this->window = window;
   zoomExp = 0;
   scale = 100;
@@ -196,17 +224,17 @@ void Drawer::zoom(int zoom, float x, float y) {
   updateScrollbars(x, y);
 }
 
-void Drawer::imageToView(Vertex *v) {
+void Drawer::imageToView(Vertex *v) const {
   v->setX(v->getX()*scale+getImageWidth()/2-xTranslate);
   v->setY(v->getY()*scale+getImageHeight()/2-yTranslate);
 }
 
-void Drawer::viewToImage(Vertex *v) {
+void Drawer::viewToImage(Vertex *v) const {
   v->setX((v->getX()-getImageWidth()/2+xTranslate)/scale);
   v->setY((v->getY()-getImageHeight()/2+yTranslate)/scale);
 }
 
-float Drawer::getImageWidth() {
+float Drawer::getImageWidth() const {
   float min = 0, max = 0;
   
   for(Level::iterator room = window->getLevel().begin(); room != window->getLevel().end(); room++) {
@@ -219,7 +247,7 @@ float Drawer::getImageWidth() {
   return (max-min+10)*scale;
 }
 
-float Drawer::getImageHeight() {
+float Drawer::getImageHeight() const {
   float min = 0, max = 0;
   
   for(Level::iterator room = window->getLevel().begin(); room != window->getLevel().end(); room++) {
-- 
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