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vgui2/src/Border.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include <stdio.h>
+#include <string.h>
+
+#include "vgui/IPanel.h"
+#include "vgui/IScheme.h"
+#include "vgui/ISurface.h"
+
+#include "VGUI_Border.h"
+#include "vgui_internal.h"
+#include "VPanel.h"
+#include "KeyValues.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+using namespace vgui;
+
+//-----------------------------------------------------------------------------
+// Purpose: Constructor
+//-----------------------------------------------------------------------------
+Border::Border()
+{
+	_inset[0]=0;
+	_inset[1]=0;
+	_inset[2]=0;
+	_inset[3]=0;
+	_name = NULL;
+	m_eBackgroundType = IBorder::BACKGROUND_FILLED;
+
+	memset(_sides, 0, sizeof(_sides));
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Destructor
+//-----------------------------------------------------------------------------
+Border::~Border()
+{
+	delete [] _name;
+
+	for (int i = 0; i < 4; i++)
+	{
+		delete [] _sides[i].lines;
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void Border::SetInset(int left,int top,int right,int bottom)
+{
+	_inset[SIDE_LEFT] = left;
+	_inset[SIDE_TOP] = top;
+	_inset[SIDE_RIGHT] = right;
+	_inset[SIDE_BOTTOM] = bottom;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void Border::GetInset(int& left,int& top,int& right,int& bottom)
+{
+	left = _inset[SIDE_LEFT];
+	top = _inset[SIDE_TOP];
+	right = _inset[SIDE_RIGHT];
+	bottom = _inset[SIDE_BOTTOM];
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void Border::Paint(int x, int y, int wide, int tall)
+{
+	Paint(x, y, wide, tall, -1, 0, 0);
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Draws the border with the specified size
+//-----------------------------------------------------------------------------
+void Border::Paint(int x, int y, int wide, int tall, int breakSide, int breakStart, int breakEnd)
+{
+	// iterate through and draw all lines
+	// draw left
+	int i;
+	for (i = 0; i < _sides[SIDE_LEFT].count; i++)
+	{
+		line_t *line = &(_sides[SIDE_LEFT].lines[i]);
+		g_pSurface->DrawSetColor(line->col[0], line->col[1], line->col[2], line->col[3]);
+
+		if (breakSide == SIDE_LEFT)
+		{
+			// split into two section
+			if (breakStart > 0)
+			{
+				// draw before the break Start
+				g_pSurface->DrawFilledRect(x + i, y + line->startOffset, x + i + 1, y + breakStart);
+			}
+
+			if (breakEnd < (tall - line->endOffset))
+			{
+				// draw after break end
+				g_pSurface->DrawFilledRect(x + i, y + breakEnd + 1, x + i + 1, tall - line->endOffset);
+			}
+		}
+		else
+		{
+			g_pSurface->DrawFilledRect(x + i, y + line->startOffset, x + i + 1, tall - line->endOffset);
+		}
+	}
+
+	// draw top
+	for (i = 0; i < _sides[SIDE_TOP].count; i++)
+	{
+		line_t *line = &(_sides[SIDE_TOP].lines[i]);
+		g_pSurface->DrawSetColor(line->col[0], line->col[1], line->col[2], line->col[3]);
+		
+		if (breakSide == SIDE_TOP)
+		{
+			// split into two section
+			if (breakStart > 0)
+			{
+				// draw before the break Start
+				g_pSurface->DrawFilledRect(x + line->startOffset, y + i, x + breakStart, y + i + 1);
+			}
+
+			if (breakEnd < (wide - line->endOffset))
+			{
+				// draw after break end
+				g_pSurface->DrawFilledRect(x + breakEnd + 1, y + i, wide - line->endOffset, y + i + 1);
+			}
+		}
+		else
+		{
+			g_pSurface->DrawFilledRect(x + line->startOffset, y + i, wide - line->endOffset, y + i + 1);
+		}
+	}
+
+	// draw right
+	for (i = 0; i < _sides[SIDE_RIGHT].count; i++)
+	{
+		line_t *line = &(_sides[SIDE_RIGHT].lines[i]);
+		g_pSurface->DrawSetColor(line->col[0], line->col[1], line->col[2], line->col[3]);
+		g_pSurface->DrawFilledRect(wide - (i+1), y + line->startOffset, (wide - (i+1)) + 1, tall - line->endOffset);
+	}
+
+	// draw bottom
+	for (i = 0; i < _sides[SIDE_BOTTOM].count; i++)
+	{
+		line_t *line = &(_sides[SIDE_BOTTOM].lines[i]);
+		g_pSurface->DrawSetColor(line->col[0], line->col[1], line->col[2], line->col[3]);
+		g_pSurface->DrawFilledRect(x + line->startOffset, tall - (i+1), wide - line->endOffset, (tall - (i+1)) + 1);
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void Border::Paint(VPANEL panel)
+{
+	// get panel size
+	int wide, tall;
+	((VPanel *)panel)->GetSize(wide, tall);
+	Paint(0, 0, wide, tall, -1, 0, 0);
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void Border::ApplySchemeSettings(IScheme *pScheme, KeyValues *inResourceData)
+{
+	// load inset information
+	const char *insetString = inResourceData->GetString("inset", "0 0 0 0");
+
+	int left, top, right, bottom;
+	GetInset(left, top, right, bottom);
+	sscanf(insetString, "%d %d %d %d", &left, &top, &right, &bottom);
+	SetInset(left, top, right, bottom);
+
+	// get the border information from the scheme
+	ParseSideSettings(SIDE_LEFT, inResourceData->FindKey("Left"),pScheme);
+	ParseSideSettings(SIDE_TOP, inResourceData->FindKey("Top"),pScheme);
+	ParseSideSettings(SIDE_RIGHT, inResourceData->FindKey("Right"),pScheme);
+	ParseSideSettings(SIDE_BOTTOM, inResourceData->FindKey("Bottom"),pScheme);
+
+	m_eBackgroundType = (backgroundtype_e)inResourceData->GetInt("backgroundtype");
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: parses scheme data
+//-----------------------------------------------------------------------------
+void Border::ParseSideSettings(int side_index, KeyValues *inResourceData, IScheme *pScheme)
+{
+	if (!inResourceData)
+		return;
+
+	// count the numeber of lines in the side
+	int count = 0;
+	KeyValues *kv;
+	for (kv = inResourceData->GetFirstSubKey(); kv != NULL; kv = kv->GetNextKey())
+	{
+		count++;
+	}
+
+	// allocate memory
+	_sides[side_index].count = count;
+	_sides[side_index].lines = new line_t[count];
+
+	// iterate through the keys
+	//!! this loads in order, ignoring key names
+	int index = 0;
+	for (kv = inResourceData->GetFirstSubKey(); kv != NULL; kv = kv->GetNextKey())
+	{
+		line_t *line = &(_sides[side_index].lines[index]);
+
+		// this is the color name, get that from the color table
+		const char *col = kv->GetString("color", NULL);
+		line->col = pScheme->GetColor(col, Color(0, 0, 0, 0));
+
+		col = kv->GetString("offset", NULL);
+		int Start = 0, end = 0;
+		if (col)
+		{
+			sscanf(col, "%d %d", &Start, &end);
+		}
+		line->startOffset = Start;
+		line->endOffset = end;
+
+		index++;
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: data accessor
+//-----------------------------------------------------------------------------
+const char *Border::GetName()
+{
+	if (_name)
+		return _name;
+	return "";
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: data accessor
+//-----------------------------------------------------------------------------
+void Border::SetName(const char *name)
+{
+	if (_name)
+	{
+		delete [] _name;
+	}
+
+	int len = Q_strlen(name) + 1;
+	_name = new char[ len ];
+	Q_strncpy( _name, name, len );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+IBorder::backgroundtype_e Border::GetBackgroundType()
+{
+	return m_eBackgroundType;
+}
+