From cfd608527e167877d623bf5b9682b5c4b6130df9 Mon Sep 17 00:00:00 2001
From: neoraider <devnull@localhost>
Date: Tue, 15 Apr 2008 20:43:02 +0000
Subject: zoomedit: * Calculate model dimensions

---
 src/View/TopView.cpp | 42 ++++++++++++++++++++++++++++++++++++++++++
 src/View/TopView.h   |  3 ++-
 src/View/View.h      |  1 +
 3 files changed, 45 insertions(+), 1 deletion(-)

(limited to 'src/View')

diff --git a/src/View/TopView.cpp b/src/View/TopView.cpp
index 8ca047f..08074c9 100644
--- a/src/View/TopView.cpp
+++ b/src/View/TopView.cpp
@@ -154,5 +154,47 @@ void TopView::render(Gui::RenderArea *renderArea) {
     renderRoom(*room);
 }
 
+void TopView::getBounds(float *minX, float *maxX, float *minY, float *maxY) {
+  if(!level)
+    return;
+  
+  if(minX)
+    *minX = 0;
+  if(maxX)
+    *maxX = 0;
+  if(minY)
+    *minY = 0;
+  if(maxY)
+    *maxY = 0;
+  
+  const std::list<Data::Room*> &rooms = level->getRooms();
+  
+  for(std::list<Data::Room*>::const_iterator room = rooms.begin(); room != rooms.end(); ++room) {
+    const std::list<Data::Triangle*> &triangles = (*room)->getFloorTriangles();
+    
+    for(std::list<Data::Triangle*>::const_iterator t = triangles.begin(); t != triangles.end(); ++t) {
+      const Data::Vertex &v1 = (*t)->getVertex(0), &v2 = (*t)->getVertex(1), &v3 = (*t)->getVertex(2);
+      
+      if(minX)
+        *minX = std::min(std::min(*minX, v1.getX()), std::min(v2.getX(), v3.getX()));
+      if(maxX)
+        *maxX = std::max(std::max(*maxX, v1.getX()), std::max(v2.getX(), v3.getX()));
+      if(minY)
+        *minY = std::min(std::min(*minY, v1.getZ()), std::min(v2.getZ(), v3.getZ()));
+      if(maxY)
+        *maxY = std::max(std::max(*maxY, v1.getZ()), std::max(v2.getZ(), v3.getZ()));
+    }
+  }
+  
+  if(minX)
+    *minX -= 5;
+  if(maxX)
+    *maxX += 5;
+  if(minY)
+    *minY -= 5;
+  if(maxY)
+    *maxY += 5;
+}
+
 }
 }
diff --git a/src/View/TopView.h b/src/View/TopView.h
index bbb9394..0996ad3 100644
--- a/src/View/TopView.h
+++ b/src/View/TopView.h
@@ -48,7 +48,6 @@ class TopView : public View {
     bool edgeLess(const Edge &e1, const Edge &e2);
     
     void drawGrid(Gui::RenderArea *renderArea);
-    
     void renderRoom(Data::Room *room);
     
   public:
@@ -58,6 +57,8 @@ class TopView : public View {
     void setLevel(Data::Level *level0) {level = level0;}
     
     virtual void render(Gui::RenderArea *renderArea);
+    
+    virtual void getBounds(float *minX, float *maxX, float *minY, float *maxY);
 };
 
 }
diff --git a/src/View/View.h b/src/View/View.h
index cdf27aa..bb52032 100644
--- a/src/View/View.h
+++ b/src/View/View.h
@@ -33,6 +33,7 @@ class View {
     virtual ~View() {}
     
     virtual void render(Gui::RenderArea *renderArea) = 0;
+    virtual void getBounds(float *minX, float *maxX, float *minY, float *maxY) = 0;
 };
 
 }
-- 
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