1HEADmaster

1 files changed, 95 insertions, 0 deletions

diff --git a/hammer/RenderUtils.cpp b/hammer/RenderUtils.cpp
new file mode 100644
index 0000000..56fb1a2
--- /dev/null
+++ b/hammer/RenderUtils.cpp
@@ -0,0 +1,95 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "stdafx.h"
+#include "Render2D.h"
+#include "RenderUtils.h"
+#include "mapview2d.h"
+#include "toolinterface.h"
+
+//-----------------------------------------------------------------------------
+// Purpose: Draws the measurements of a brush in the 2D view.
+// Input  : pRender -
+//			Mins - 
+//			Maxs -
+//			nFlags - 
+//-----------------------------------------------------------------------------
+void DrawBoundsText(CRender2D *pRender, const Vector &Mins, const Vector &Maxs, int nFlags)
+{
+	CMapView2D *pView = (CMapView2D*) pRender->GetView();
+
+	// Calculate the solid's extents along our 2D view axes.
+	Vector Extents = Maxs - Mins;
+	Vector Center = (Mins + Maxs ) * 0.5f;
+
+	for ( int i=0; i<3;i++ )
+		Extents[i] = fabs(Extents[i]);
+	
+	// Transform the solids mins and maxs to 2D view space. These are used
+	// for placing the text in the view.
+	Vector2D projMins, projMaxs, projCenter;
+    pRender->TransformPoint( projMins, Mins );
+    pRender->TransformPoint( projMaxs, Maxs );
+	pRender->TransformPoint( projCenter, Center );
+
+    if( projMins.x > projMaxs.x )
+    {
+		V_swap( projMins.x, projMaxs.x );
+    }
+
+    if( projMins.y > projMaxs.y )
+    {
+        V_swap( projMins.y, projMaxs.y );
+    }
+
+	//
+    // display the extents of this brush
+    //
+    char extentText[30];
+    int nTextX, nTextY;
+	int nTextFlags;
+
+	pRender->SetTextColor( 255, 255, 255 );
+
+    // horz
+     sprintf( extentText, "%.1f", Extents[pView->axHorz] );
+ 	nTextFlags = CRender2D::TEXT_JUSTIFY_HORZ_CENTER;
+    nTextX = projCenter.x;
+
+	if ( nFlags & DBT_TOP )
+	{
+		nTextY = projMins.y - (HANDLE_RADIUS*3);
+		nTextFlags |= CRender2D::TEXT_JUSTIFY_TOP;
+	}
+	else
+	{
+		nTextY = projMaxs.y + (HANDLE_RADIUS*3);
+		nTextFlags |= CRender2D::TEXT_JUSTIFY_BOTTOM;
+	}
+
+    pRender->DrawText( extentText, nTextX, nTextY, nTextFlags );
+
+    // vert
+    sprintf( extentText, "%.1f", Extents[pView->axVert] );
+	nTextFlags = CRender2D::TEXT_JUSTIFY_VERT_CENTER;
+	nTextY = projCenter.y;
+	
+	if ( nFlags & DBT_LEFT )
+	{
+		nTextX = projMins.x - (HANDLE_RADIUS*3);
+		nTextFlags |= CRender2D::TEXT_JUSTIFY_LEFT;
+	}
+	else
+	{
+		nTextX = projMaxs.x + (HANDLE_RADIUS*3);
+		nTextFlags |= CRender2D::TEXT_JUSTIFY_RIGHT;
+	}
+    
+    pRender->DrawText( extentText, nTextX, nTextY, nTextFlags );
+}
+
+