mirror of
https://github.com/MaSzyna-EU07/maszyna.git
synced 2026-03-22 15:05:03 +01:00
303 lines
10 KiB
C++
303 lines
10 KiB
C++
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#include "stdafx.h"
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#include "uilayer.h"
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#include "globals.h"
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#include "utilities.h"
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#include "renderer.h"
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#include "logs.h"
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ui_layer UILayer;
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extern "C"
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{
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GLFWAPI HWND glfwGetWin32Window( GLFWwindow* window ); //m7todo: potrzebne do directsound
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}
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ui_layer::~ui_layer() {
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/*
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// this should be invoked manually, or we risk trying to delete the lists after the context is gone
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if( m_fontbase != -1 )
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::glDeleteLists( m_fontbase, 96 );
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*/
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}
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bool
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ui_layer::init( GLFWwindow *Window ) {
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m_window = Window;
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HFONT font; // Windows Font ID
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m_fontbase = ::glGenLists(96); // storage for 96 characters
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HDC hDC = ::GetDC( glfwGetWin32Window( m_window ) );
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font = ::CreateFont( -MulDiv( 10, ::GetDeviceCaps( hDC, LOGPIXELSY ), 72 ), // height of font
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0, // width of font
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0, // angle of escapement
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0, // orientation angle
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(Global.bGlutFont ? FW_MEDIUM : FW_HEAVY), // font weight
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FALSE, // italic
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FALSE, // underline
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FALSE, // strikeout
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DEFAULT_CHARSET, // character set identifier
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OUT_DEFAULT_PRECIS, // output precision
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CLIP_DEFAULT_PRECIS, // clipping precision
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(Global.bGlutFont ? CLEARTYPE_QUALITY : PROOF_QUALITY), // output quality
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DEFAULT_PITCH | FF_DONTCARE, // family and pitch
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"Lucida Console"); // font name
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::SelectObject(hDC, font); // selects the font we want
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if( TRUE == ::wglUseFontBitmaps( hDC, 32, 96, m_fontbase ) ) {
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// builds 96 characters starting at character 32
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WriteLog( "Display Lists font used" ); //+AnsiString(glGetError())
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WriteLog( "Font init OK" ); //+AnsiString(glGetError())
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Global.DLFont = true;
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return true;
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}
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else {
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ErrorLog( "Font init failed" );
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// return false;
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// NOTE: we report success anyway, given some cards can't produce fonts in this manner
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Global.DLFont = false;
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return true;
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}
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}
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void
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ui_layer::render() {
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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glOrtho( 0, std::max( 1, Global.iWindowWidth ), std::max( 1, Global.iWindowHeight ), 0, -1, 1 );
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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glPushAttrib( GL_ENABLE_BIT | GL_CURRENT_BIT );
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glDisable( GL_LIGHTING );
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glDisable( GL_DEPTH_TEST );
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glDisable( GL_ALPHA_TEST );
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glEnable( GL_BLEND );
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// render code here
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render_background();
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render_texture();
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render_progress();
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render_panels();
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render_tooltip();
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glPopAttrib();
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}
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void
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ui_layer::set_progress( float const Progress, float const Subtaskprogress ) {
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m_progress = Progress * 0.01f;
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m_subtaskprogress = Subtaskprogress * 0.01f;
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}
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void
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ui_layer::set_background( std::string const &Filename ) {
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if( false == Filename.empty() ) {
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m_background = GfxRenderer.Fetch_Texture( Filename );
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}
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else {
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m_background = null_handle;
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}
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if( m_background != null_handle ) {
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auto const &texture = GfxRenderer.Texture( m_background );
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m_progressbottom = ( texture.width() != texture.height() );
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}
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}
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void
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ui_layer::render_progress() {
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if( (m_progress == 0.0f) && (m_subtaskprogress == 0.0f) ) return;
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glPushAttrib( GL_ENABLE_BIT );
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glDisable( GL_TEXTURE_2D );
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glm::vec2 origin, size;
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if( m_progressbottom == true ) {
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origin = glm::vec2{ 0.0f, 768.0f - 20.0f };
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size = glm::vec2{ 1024.0f, 20.0f };
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}
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else {
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origin = glm::vec2{ 75.0f, 640.0f };
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size = glm::vec2{ 320.0f, 16.0f };
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}
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quad( glm::vec4( origin.x, origin.y, origin.x + size.x, origin.y + size.y ), glm::vec4(0.0f, 0.0f, 0.0f, 0.25f) );
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// secondary bar
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if( m_subtaskprogress ) {
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quad(
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glm::vec4( origin.x, origin.y, origin.x + size.x * m_subtaskprogress, origin.y + size.y),
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glm::vec4( 8.0f/255.0f, 160.0f/255.0f, 8.0f/255.0f, 0.35f ) );
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}
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// primary bar
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if( m_progress ) {
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quad(
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glm::vec4( origin.x, origin.y, origin.x + size.x * m_progress, origin.y + size.y ),
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glm::vec4( 8.0f / 255.0f, 160.0f / 255.0f, 8.0f / 255.0f, 1.0f ) );
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}
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if( false == m_progresstext.empty() ) {
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float const screenratio = static_cast<float>( Global.iWindowWidth ) / Global.iWindowHeight;
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float const width =
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( screenratio >= (4.0f/3.0f) ?
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( 4.0f / 3.0f ) * Global.iWindowHeight :
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Global.iWindowWidth );
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float const heightratio =
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( screenratio >= ( 4.0f / 3.0f ) ?
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Global.iWindowHeight / 768.f :
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Global.iWindowHeight / 768.f * screenratio / ( 4.0f / 3.0f ) );
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float const height = 768.0f * heightratio;
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::glColor4f( 216.0f / 255.0f, 216.0f / 255.0f, 216.0f / 255.0f, 1.0f );
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auto const charsize = 9.0f;
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auto const textwidth = m_progresstext.size() * charsize;
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auto const textheight = 12.0f;
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::glRasterPos2f(
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( 0.5f * ( Global.iWindowWidth - width ) + origin.x * heightratio ) + ( ( size.x * heightratio - textwidth ) * 0.5f * heightratio ),
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( 0.5f * ( Global.iWindowHeight - height ) + origin.y * heightratio ) + ( charsize ) + ( ( size.y * heightratio - textheight ) * 0.5f * heightratio ) );
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print( m_progresstext );
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}
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glPopAttrib();
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}
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void
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ui_layer::render_panels() {
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if( m_panels.empty() ) { return; }
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glPushAttrib( GL_ENABLE_BIT );
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glDisable( GL_TEXTURE_2D );
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float const width = std::min( 4.f / 3.f, static_cast<float>(Global.iWindowWidth) / std::max( 1, Global.iWindowHeight ) ) * Global.iWindowHeight;
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float const height = Global.iWindowHeight / 768.f;
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for( auto const &panel : m_panels ) {
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int lineidx = 0;
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for( auto const &line : panel->text_lines ) {
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::glColor4fv( &line.color.x );
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::glRasterPos2f(
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0.5f * ( Global.iWindowWidth - width ) + panel->origin_x * height,
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panel->origin_y * height + 20.f * lineidx );
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print( line.data );
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++lineidx;
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}
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}
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glPopAttrib();
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}
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void
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ui_layer::render_tooltip() {
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if( m_tooltip.empty() ) { return; }
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glm::dvec2 mousepos;
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glfwGetCursorPos( m_window, &mousepos.x, &mousepos.y );
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glPushAttrib( GL_ENABLE_BIT );
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glDisable( GL_TEXTURE_2D );
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::glColor4f( 1.0f, 1.0f, 1.0f, 1.0f );
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::glRasterPos2f( mousepos.x + 20.0f, mousepos.y + 25.0f );
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print( m_tooltip );
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glPopAttrib();
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}
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void
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ui_layer::render_background() {
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if( m_background == 0 ) return;
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// NOTE: we limit/expect the background to come with 4:3 ratio.
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// TODO, TBD: if we expose texture width or ratio from texture object, this limitation could be lifted
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GfxRenderer.Bind_Texture( m_background );
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auto const height { 768.0f };
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auto const &texture = GfxRenderer.Texture( m_background );
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float const width = (
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texture.width() == texture.height() ?
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1024.0f : // legacy mode, square texture displayed as 4:3 image
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texture.width() / ( texture.height() / 768.0f ) );
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quad(
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glm::vec4(
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( 1024.0f * 0.5f ) - ( width * 0.5f ),
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( 768.0f * 0.5f ) - ( height * 0.5f ),
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( 1024.0f * 0.5f ) - ( width * 0.5f ) + width,
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( 768.0f * 0.5f ) - ( height * 0.5f ) + height ),
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colors::white );
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}
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void
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ui_layer::render_texture() {
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if( m_texture != 0 ) {
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::glColor4f( 1.f, 1.f, 1.f, 1.f );
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::glDisable( GL_BLEND );
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GfxRenderer.Bind_Texture( null_handle );
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::glBindTexture( GL_TEXTURE_2D, m_texture );
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auto const size = 512.f;
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auto const offset = 64.f;
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glBegin( GL_TRIANGLE_STRIP );
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glMultiTexCoord2f( m_textureunit, 0.f, 1.f ); glVertex2f( offset, Global.iWindowHeight - offset - size );
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glMultiTexCoord2f( m_textureunit, 0.f, 0.f ); glVertex2f( offset, Global.iWindowHeight - offset );
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glMultiTexCoord2f( m_textureunit, 1.f, 1.f ); glVertex2f( offset + size, Global.iWindowHeight - offset - size );
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glMultiTexCoord2f( m_textureunit, 1.f, 0.f ); glVertex2f( offset + size, Global.iWindowHeight - offset );
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glEnd();
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::glBindTexture( GL_TEXTURE_2D, 0 );
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::glEnable( GL_BLEND );
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}
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}
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void
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ui_layer::print( std::string const &Text )
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{
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if( (false == Global.DLFont)
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|| (true == Text.empty()) )
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return;
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::glPushAttrib( GL_LIST_BIT );
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::glListBase( m_fontbase - 32 );
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::glCallLists( Text.size(), GL_UNSIGNED_BYTE, Text.c_str() );
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::glPopAttrib();
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}
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void
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ui_layer::quad( glm::vec4 const &Coordinates, glm::vec4 const &Color ) {
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float const screenratio = static_cast<float>( Global.iWindowWidth ) / Global.iWindowHeight;
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float const width =
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( screenratio >= ( 4.f / 3.f ) ?
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( 4.f / 3.f ) * Global.iWindowHeight :
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Global.iWindowWidth );
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float const heightratio =
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( screenratio >= ( 4.f / 3.f ) ?
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Global.iWindowHeight / 768.f :
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Global.iWindowHeight / 768.f * screenratio / ( 4.f / 3.f ) );
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float const height = 768.f * heightratio;
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glColor4fv(glm::value_ptr(Color));
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glBegin( GL_TRIANGLE_STRIP );
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glMultiTexCoord2f( m_textureunit, 0.f, 1.f ); glVertex2f( 0.5f * ( Global.iWindowWidth - width ) + Coordinates.x * heightratio, 0.5f * ( Global.iWindowHeight - height ) + Coordinates.y * heightratio );
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glMultiTexCoord2f( m_textureunit, 0.f, 0.f ); glVertex2f( 0.5f * ( Global.iWindowWidth - width ) + Coordinates.x * heightratio, 0.5f * ( Global.iWindowHeight - height ) + Coordinates.w * heightratio );
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glMultiTexCoord2f( m_textureunit, 1.f, 1.f ); glVertex2f( 0.5f * ( Global.iWindowWidth - width ) + Coordinates.z * heightratio, 0.5f * ( Global.iWindowHeight - height ) + Coordinates.y * heightratio );
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glMultiTexCoord2f( m_textureunit, 1.f, 0.f ); glVertex2f( 0.5f * ( Global.iWindowWidth - width ) + Coordinates.z * heightratio, 0.5f * ( Global.iWindowHeight - height ) + Coordinates.w * heightratio );
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glEnd();
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}
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