mirror of
https://github.com/alliedmodders/hl2sdk.git
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321 lines
8.0 KiB
C++
321 lines
8.0 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "cbase.h"
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#include "vgui_bitmapimage.h"
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#include <vgui_controls/Controls.h>
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#include <vgui/ISurface.h>
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#include <vgui_controls/Panel.h>
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#include "panelmetaclassmgr.h"
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#include <KeyValues.h>
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#include <vgui/IPanel.h>
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#include <bitmap/bitmap.h>
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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//-----------------------------------------------------------------------------
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// Purpose: Check box image
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//-----------------------------------------------------------------------------
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BitmapImage::BitmapImage()
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{
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m_clr.SetColor( 255, 255, 255, 255 );
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m_pos[ 0 ] = m_pos[ 1 ] = 0;
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m_pPanelSize = NULL;
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m_nTextureId = -1;
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m_bProcedural = false;
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SetViewport( false, 0.0f, 0.0f, 0.0f, 0.0f );
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}
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BitmapImage::BitmapImage( vgui::VPANEL parent, const char *filename )
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{
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m_nTextureId = -1;
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m_clr.SetColor( 255, 255, 255, 255 );
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m_pos[ 0 ] = m_pos[ 1 ] = 0;
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Init( parent, filename );
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SetViewport( false, 0.0f, 0.0f, 0.0f, 0.0f );
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}
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BitmapImage::~BitmapImage()
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{
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DestroyTexture();
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}
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void BitmapImage::DestroyTexture()
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{
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if ( m_nTextureId != -1 )
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{
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vgui::surface()->DestroyTextureID( m_nTextureId );
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m_nTextureId = -1;
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m_bProcedural = false;
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}
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}
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bool BitmapImage::Init( vgui::VPANEL pParent, const char *pFileName )
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{
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UsePanelRenderSize( pParent );
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if ( pFileName != NULL )
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{
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DestroyTexture();
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m_nTextureId = vgui::surface()->CreateNewTextureID();
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m_bProcedural = false;
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vgui::surface()->DrawSetTextureFile( m_nTextureId, pFileName , true, true);
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GetSize( m_Size[0], m_Size[1] );
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}
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return true;
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}
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bool BitmapImage::Init( vgui::VPANEL pParent, KeyValues* pInitData )
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{
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char const* pMaterialName = pInitData->GetString( "material" );
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if ( !pMaterialName || !pMaterialName[ 0 ] )
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return false;
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// modulation color
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Color color;
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if (!ParseRGBA( pInitData, "color", color ))
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color.SetColor( 255, 255, 255, 255 );
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Init( pParent, pMaterialName );
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SetColor( color );
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return true;
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}
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//-----------------------------------------------------------------------------
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// FIXME: Bleah!!! Don't want two different KeyValues
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/*-----------------------------------------------------------------------------
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bool BitmapImage::Init( vgui::VPANEL pParent, KeyValues* pInitData )
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{
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char const* pMaterialName = pInitData->GetString( "material" );
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if ( !pMaterialName || !pMaterialName[ 0 ] )
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return false;
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// modulation color
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Color color;
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if (!ParseRGBA( pInitData, "color", color ))
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color.SetColor( 255, 255, 255, 255 );
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Init( pParent, pMaterialName );
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SetColor( color );
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return true;
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} */
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void BitmapImage::SetImageFile( const char *newImage )
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{
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if ( m_nTextureId == -1 || m_bProcedural )
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{
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DestroyTexture();
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m_nTextureId = vgui::surface()->CreateNewTextureID();
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m_bProcedural = false;
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}
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vgui::surface()->DrawSetTextureFile( m_nTextureId, newImage , true, true);
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}
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void BitmapImage::UsePanelRenderSize( vgui::VPANEL pPanel )
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{
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m_pPanelSize = pPanel;
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}
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vgui::VPANEL BitmapImage::GetRenderSizePanel( void )
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{
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return m_pPanelSize;
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}
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void BitmapImage::SetRenderSize( int x, int y )
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{
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m_Size[0] = x;
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m_Size[1] = y;
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}
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void BitmapImage::DoPaint( int x, int y, int wide, int tall, float yaw, float flAlphaModulate )
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{
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vgui::surface()->DrawSetTexture( m_nTextureId );
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int r, g, b, a;
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m_clr.GetColor( r, g, b, a );
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a *= flAlphaModulate;
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vgui::surface()->DrawSetColor( r, g, b, a );
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if (yaw == 0)
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{
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if ( !m_bUseViewport )
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{
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vgui::surface()->DrawTexturedRect( x, y, x + wide, y + tall );
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}
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else
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{
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vgui::surface()->DrawTexturedSubRect( x, y, x + wide, y + tall,
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m_rgViewport[ 0 ],
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m_rgViewport[ 1 ],
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m_rgViewport[ 2 ],
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m_rgViewport[ 3 ]
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);
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}
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}
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else
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{
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// Rotated version of the bitmap!
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// Rotate about the center of the bitmap
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vgui::Vertex_t verts[4];
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Vector2D center( x + (wide * 0.5f), y + (tall * 0.5f) );
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// Choose a basis...
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float yawRadians = -yaw * M_PI / 180.0f;
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Vector2D axis[2];
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axis[0].x = cos(yawRadians);
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axis[0].y = sin(yawRadians);
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axis[1].x = -axis[0].y;
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axis[1].y = axis[0].x;
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verts[0].m_TexCoord.Init( 0, 0 );
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Vector2DMA( center, -0.5f * wide, axis[0], verts[0].m_Position );
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Vector2DMA( verts[0].m_Position, -0.5f * tall, axis[1], verts[0].m_Position );
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verts[1].m_TexCoord.Init( 1, 0 );
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Vector2DMA( verts[0].m_Position, wide, axis[0], verts[1].m_Position );
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verts[2].m_TexCoord.Init( 1, 1 );
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Vector2DMA( verts[1].m_Position, tall, axis[1], verts[2].m_Position );
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verts[3].m_TexCoord.Init( 0, 1 );
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Vector2DMA( verts[0].m_Position, tall, axis[1], verts[3].m_Position );
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vgui::surface()->DrawTexturedPolygon( 4, verts );
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}
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}
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void BitmapImage::DoPaint( vgui::VPANEL pPanel, float yaw, float flAlphaModulate )
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{
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int wide, tall;
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if ( pPanel )
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{
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vgui::ipanel()->GetSize(pPanel, wide, tall );
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}
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else
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{
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wide = m_Size[0];
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tall = m_Size[1];
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}
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DoPaint( m_pos[0], m_pos[1], wide, tall, yaw, flAlphaModulate );
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}
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void BitmapImage::Paint()
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{
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DoPaint( m_pPanelSize );
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}
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void BitmapImage::SetColor( const Color& clr )
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{
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m_clr = clr;
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}
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Color BitmapImage::GetColor( )
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{
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return m_clr;
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}
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void BitmapImage::GetColor( int& r,int& g,int& b,int& a )
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{
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m_clr.GetColor( r,g,b,a );
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}
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void BitmapImage::GetSize( int& wide, int& tall )
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{
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vgui::surface()->DrawGetTextureSize( m_nTextureId, wide, tall );
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}
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void BitmapImage::SetPos( int x, int y )
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{
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m_pos[ 0 ] = x;
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m_pos[ 1 ] = y;
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}
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//-----------------------------------------------------------------------------
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// Helper method to initialize a bitmap image from KeyValues data..
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//-----------------------------------------------------------------------------
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bool InitializeImage( KeyValues *pInitData, const char* pSectionName, vgui::Panel *pParent, BitmapImage* pBitmapImage )
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{
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KeyValues *pBitmapImageSection;
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if (pSectionName)
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{
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pBitmapImageSection = pInitData->FindKey( pSectionName );
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if ( !pBitmapImageSection )
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return false;
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}
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else
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{
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pBitmapImageSection = pInitData;
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}
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return pBitmapImage->Init( pParent->GetVPanel(), pBitmapImageSection );
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}
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//-----------------------------------------------------------------------------
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// FIXME: How sad. We need to make KeyValues + vgui::KeyValues be the same. Bleah
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/*-----------------------------------------------------------------------------
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bool InitializeImage( KeyValues *pInitData, const char* pSectionName, vgui::Panel *pParent, BitmapImage* pBitmapImage )
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{
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KeyValues *pBitmapImageSection;
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if (pSectionName)
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{
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pBitmapImageSection = pInitData->FindKey( pSectionName );
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if ( !pBitmapImageSection )
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return false;
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}
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else
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{
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pBitmapImageSection = pInitData;
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}
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return pBitmapImage->Init( pParent->GetVPanel(), pBitmapImageSection );
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} */
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//-----------------------------------------------------------------------------
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// Purpose:
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// Input : use -
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// left -
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// top -
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// right -
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// bottom -
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//-----------------------------------------------------------------------------
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void BitmapImage::SetViewport( bool use, float left, float top, float right, float bottom )
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{
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m_bUseViewport = use;
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m_rgViewport[ 0 ] = left;
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m_rgViewport[ 1 ] = top;
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m_rgViewport[ 2 ] = right;
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m_rgViewport[ 3 ] = bottom;
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}
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//-----------------------------------------------------------------------------
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void BitmapImage::SetBitmap( const Bitmap_t &bitmap )
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{
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if ( m_nTextureId == -1 || !m_bProcedural )
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{
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DestroyTexture();
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m_nTextureId = vgui::surface()->CreateNewTextureID( true );
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m_bProcedural = true;
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}
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vgui::surface()->DrawSetTextureRGBA( m_nTextureId, bitmap.GetBits(), bitmap.Width(), bitmap.Height(), 1, true );
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// Initialize render size, if we don't already have one
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if ( m_Size[0] == 0 )
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{
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m_Size[0] = bitmap.Width();
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m_Size[1] = bitmap.Height();
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}
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}
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