zoomedit: Einige Funktionen von draw.c in den Drawer verschoben.

Drawer.cpp

@@ -33,7 +33,7 @@ gboolean Drawer::eventHandler(GtkWidget *widget, GdkEvent *event, Drawer *drawer
       return TRUE;
       
     case GDK_EXPOSE:
-      drawTopView(widget, &event->expose, &drawer->window->getLevel(), &drawer->window->getEditManager());
+      drawTopView(widget, &event->expose, drawer->window, drawer);
       return TRUE;
       
     case GDK_MOTION_NOTIFY:
@@ -96,21 +96,21 @@ void Drawer::updateViewport() {
 }
 
 void Drawer::updateScrolling() {
-  if(getImageWidth(&window->getLevel()) < getWidth())
+  if(getImageWidth() < getWidth())
-    setXTranslate((getImageWidth(&window->getLevel())-getWidth())/2);
+    xTranslate = (getImageWidth()-getWidth())/2;
   else
-    setXTranslate(gtk_adjustment_get_value(hAdjustment));
+    xTranslate = gtk_adjustment_get_value(hAdjustment);
   
-  if(getImageHeight(&window->getLevel()) < getHeight())
+  if(getImageHeight() < getHeight())
-    setYTranslate((getImageHeight(&window->getLevel())-getHeight())/2);
+    yTranslate = (getImageHeight()-getHeight())/2;
   else 
-    setYTranslate(gtk_adjustment_get_value(vAdjustment));
+    yTranslate = gtk_adjustment_get_value(vAdjustment);
   
   update();
 }
 
 void Drawer::updateScrollbars(float x, float y) {
-  const gdouble imageWidth = getImageWidth(&window->getLevel()), imageHeight = getImageHeight(&window->getLevel());
+  const gdouble imageWidth = getImageWidth(), imageHeight = getImageHeight();
   const gdouble width = getWidth(), height = getHeight();
   gdouble upper, pageSize, value;
   
@@ -143,13 +143,16 @@ void Drawer::updateScrollbars(float x, float y) {
 
 void Drawer::updateHoveredPoint(float x, float y) {
   Vertex v(x, y);
-  viewToImage(&window->getLevel(), &v);
+  viewToImage(&v);
   window->getEditManager().setHoveredVertex(&v);
 }
 
 Drawer::Drawer(Window *window, GdkGLConfig *glconfig) {
   this->window = window;
   zoomExp = 0;
+  scale = 100;
+  xTranslate = 0;
+  yTranslate = 0;
   
   drawer = gtk_table_new(2, 2, FALSE);
   g_object_ref_sink(G_OBJECT(drawer));
@@ -188,7 +191,43 @@ Drawer::~Drawer() {
 void Drawer::zoom(int zoom, float x, float y) {
   zoomExp = MAX(MIN(zoomExp + zoom, 50), -100);
   
-  setScale(100*powf(1.1f, zoomExp));
+  scale = 100*powf(1.1f, zoomExp);
   
   updateScrollbars(x, y);
 }
+
+void Drawer::imageToView(Vertex *v) {
+  v->setX(v->getX()*scale+getImageWidth()/2-xTranslate);
+  v->setY(v->getY()*scale+getImageHeight()/2-yTranslate);
+}
+
+void Drawer::viewToImage(Vertex *v) {
+  v->setX((v->getX()-getImageWidth()/2+xTranslate)/scale);
+  v->setY((v->getY()-getImageHeight()/2+yTranslate)/scale);
+}
+
+float Drawer::getImageWidth() {
+  float min = 0, max = 0;
+  
+  for(Level::iterator room = window->getLevel().begin(); room != window->getLevel().end(); room++) {
+    for(Room::iterator v = room->begin(); v != room->end(); v++) {
+      min = fminf(min, v->getX());
+      max = fmaxf(max, v->getX());
+    }
+  }
+  
+  return (max-min+10)*scale;
+}
+
+float Drawer::getImageHeight() {
+  float min = 0, max = 0;
+  
+  for(Level::iterator room = window->getLevel().begin(); room != window->getLevel().end(); room++) {
+    for(Room::iterator v = room->begin(); v != room->end(); v++) {
+      min = fminf(min, v->getY());
+      max = fmaxf(max, v->getY());
+    }
+  }
+  
+  return (max-min+10)*scale;
+}

Drawer.h

@@ -3,7 +3,7 @@
 
 #include <gtk/gtk.h>
 #include <gtk/gtkgl.h>
-
+#include "Vertex.h"
 
 class Window;
 
@@ -17,6 +17,9 @@ class Drawer {
     
     Window *window;
     
+    float scale;
+    float xTranslate, yTranslate;
+    
     // prevent shallow copy
     Drawer(const Drawer &w);
     const Drawer& operator=(const Drawer &w);
@@ -45,6 +48,24 @@ class Drawer {
     
     void zoom(int zoom, float x = 0.5f, float y = 0.5f);
     
+    void imageToView(Vertex *v);
+    void viewToImage(Vertex *v);
+
+    float getImageWidth();
+    float getImageHeight();
+
+    float getXTranslate() {
+      return xTranslate;
+    }
+    
+    float getYTranslate() {
+      return yTranslate;
+    }
+    
+    float getScale() {
+      return scale;
+    }
+    
     GtkWidget *getWidget() {
       return drawer;
     }

draw.cpp

@@ -6,11 +6,7 @@
 #include <GL/gl.h>
 
 
-static float scale = 100.0;
+static void drawGrid(const Rectangle &rect, float scale) {
-static float xTranslate = 0.0, yTranslate = 0.0;
-
-
-static void drawGrid(const Rectangle &rect) {
   float depth = log10f(scale)-0.75f;
   float depth2 = floorf(depth);
   float step = powf(0.1f, depth2);
@@ -96,17 +92,15 @@ static void drawPolygon(const Polygon &polygon, bool close) {
   glEnd();
 }
 
-gboolean drawTopView(GtkWidget *widget, GdkEventExpose *event, Level *level, EditManager *editor) {
+gboolean drawTopView(GtkWidget *widget, GdkEventExpose *event, Window *window, Drawer *drawer) {
   GdkGLContext *context = gtk_widget_get_gl_context(widget);
   GdkGLDrawable *drawable = gtk_widget_get_gl_drawable(widget);
   Vertex v1(0, 0), v2(widget->allocation.width, widget->allocation.height);
   Rectangle rect;
   
   
-  if(level == NULL) return FALSE;
+  drawer->viewToImage(&v1);
-  
+  drawer->viewToImage(&v2);
-  viewToImage(level, &v1);
-  viewToImage(level, &v2);
   
   rect.setVertex1(v1);
   rect.setVertex2(v2);
@@ -121,26 +115,26 @@ gboolean drawTopView(GtkWidget *widget, GdkEventExpose *event, Level *level, Edi
   
   glLineWidth(1.0f);
   
-  glTranslatef(getImageWidth(level)/2-xTranslate, getImageHeight(level)/2-yTranslate, 0);
+  glTranslatef(drawer->getImageWidth()/2-drawer->getXTranslate(), drawer->getImageHeight()/2-drawer->getYTranslate(), 0);
-  glScalef(scale, scale, 1);
+  glScalef(drawer->getScale(), drawer->getScale(), 1);
   
-  drawGrid(rect);
+  drawGrid(rect, drawer->getScale());
   
-  for(Level::const_iterator room = level->begin(); room != level->end(); room++) {
+  for(Level::const_iterator room = window->getLevel().begin(); room != window->getLevel().end(); room++) {
-    if(&*room == editor->getActiveRoom() && editor->getMode() == EditManager::ADD) continue;
+    if(&*room == window->getEditManager().getActiveRoom() && window->getEditManager().getMode() == EditManager::ADD) continue;
     
-    if(&*room == editor->getActiveRoom())
+    if(&*room == window->getEditManager().getActiveRoom())
       glColor4f(0.0f, 0.7f, 1.0f, 0.2f);
     else
       glColor4f(0.0f, 0.7f, 1.0f, 0.3f);
     
     fillPolygon(*room);
     
-    if(&*room == editor->getActiveRoom()) {
+    if(&*room == window->getEditManager().getActiveRoom()) {
       glColor4f(1.0f, 1.0f, 1.0f, 0.9f);
       glLineWidth(2.0f);
     }
-    else if(&*room == editor->getHoveredRoom() && editor->getMode() == EditManager::VIEW) {
+    else if(&*room == window->getEditManager().getHoveredRoom() && window->getEditManager().getMode() == EditManager::VIEW) {
       glColor4f(0.0f, 0.7f, 1.0f, 0.7f);
       glLineWidth(2.0f);
     }
@@ -152,26 +146,26 @@ gboolean drawTopView(GtkWidget *widget, GdkEventExpose *event, Level *level, Edi
     drawPolygon(*room, true);
   }
   
-  if(editor->getMode() == EditManager::ADD) {
+  if(window->getEditManager().getMode() == EditManager::ADD) {
-    if(editor->polygonOk(*editor->getActiveRoom()))
+    if(window->getEditManager().polygonOk(*window->getEditManager().getActiveRoom()))
       glColor4f(0.0f, 0.7f, 1.0f, 0.2f);
     else
       glColor4f(1.0f, 0.3f, 0.3f, 0.2f);
     
-    fillPolygon(*editor->getActiveRoom());
+    fillPolygon(*window->getEditManager().getActiveRoom());
     
     glLineWidth(2.0f);
     glColor4f(0.0f, 0.7f, 1.0f, 0.7f);
-    drawPolygon(*editor->getActiveRoom(), false);
+    drawPolygon(*window->getEditManager().getActiveRoom(), false);
     
-    if(!editor->getActiveRoom()->empty() && editor->getHoveredVertex()) {
+    if(!window->getEditManager().getActiveRoom()->empty() && window->getEditManager().getHoveredVertex()) {
-      if(!editor->vertexOk(*editor->getHoveredVertex()))
+      if(!window->getEditManager().vertexOk(*window->getEditManager().getHoveredVertex()))
         glColor4f(1.0f, 0.3f, 0.3f, 0.7f);
       
       glBegin(GL_LINES);
       
-      glVertex2d(editor->getActiveRoom()->back().getX(), editor->getActiveRoom()->back().getY());
+      glVertex2d(window->getEditManager().getActiveRoom()->back().getX(), window->getEditManager().getActiveRoom()->back().getY());
-      glVertex2d(editor->getHoveredVertex()->getX(), editor->getHoveredVertex()->getY());
+      glVertex2d(window->getEditManager().getHoveredVertex()->getX(), window->getEditManager().getHoveredVertex()->getY());
       
       glEnd();
     }
@@ -185,70 +179,3 @@ gboolean drawTopView(GtkWidget *widget, GdkEventExpose *event, Level *level, Edi
   
   return TRUE;
 }
-
-
-float getScale() {
-  return scale;
-}
-
-void setScale(float s) {
-  scale = s;
-}
-
-void imageToView(Level *level, Vertex *v) {
-  v->setX(v->getX()*scale+getImageWidth(level)/2-xTranslate);
-  v->setY(v->getY()*scale+getImageHeight(level)/2-yTranslate);
-}
-
-void viewToImage(Level *level, Vertex *v) {
-  v->setX((v->getX()-getImageWidth(level)/2+xTranslate)/scale);
-  v->setY((v->getY()-getImageHeight(level)/2+yTranslate)/scale);
-}
-
-float getImageWidth(Level *level) {
-  float min = 0.0, max = 0.0;
-  
-  
-  if(level) {
-    for(Level::iterator room = level->begin(); room != level->end(); room++) {
-      for(Room::iterator v = room->begin(); v != room->end(); v++) {
-        min = fminf(min, v->getX());
-        max = fmaxf(max, v->getX());
-      }
-    }
-  }
-  
-  return (max-min+10)*scale;
-}
-
-float getImageHeight(Level *level) {
-  float min = 0.0, max = 0.0;
-  
-  
-  if(level) {
-    for(Level::iterator room = level->begin(); room != level->end(); room++) {
-      for(Room::iterator v = room->begin(); v != room->end(); v++) {
-        min = fminf(min, v->getY());
-        max = fmaxf(max, v->getY());
-      }
-    }
-  }
-  
-  return (max-min+10)*scale;
-}
-
-float getXTranslate() {
-  return xTranslate;
-}
-
-void setXTranslate(float x) {
-  xTranslate = x;
-}
-
-float getYTranslate() {
-  return yTranslate;
-}
-
-void setYTranslate(float y) {
-  yTranslate = y;
-}

draw.h

@@ -3,24 +3,10 @@
 
 #include <gtk/gtk.h>
 #include "Vertex.h"
-#include "EditManager.h"
+#include "Window.h"
-#include "Level.h"
+#include "Drawer.h"
 
 
-gboolean drawTopView(GtkWidget *widget, GdkEventExpose *event, Level *level, EditManager *editor);
+gboolean drawTopView(GtkWidget *widget, GdkEventExpose *event, Window *window, Drawer *drawer);
-
-float getScale();
-void setScale(float s);
-
-void imageToView(Level *level, Vertex *v);
-void viewToImage(Level *level, Vertex *v);
-
-float getImageWidth(Level *level);
-float getImageHeight(Level *level);
-
-float getXTranslate();
-void setXTranslate(float x);
-float getYTranslate();
-void setYTranslate(float y);
 
 #endif /*DRAW_H_*/