319 lines
12 KiB
C++
319 lines
12 KiB
C++
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#include "puLocal.h"
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#define PU_BEVEL 5
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#define PU_SMALL_BEVEL 2
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#define PU_DFLT_OFFSET 8
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#define PU_BOX_WIDTH 2
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#define PU_DROPSHADOW_OFFSET 5
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void puBox::extend ( puBox *bx )
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{
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if ( bx -> isEmpty () ) return ;
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if ( min[0]>bx->min[0] ) min[0] = bx->min[0] ;
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if ( min[1]>bx->min[1] ) min[1] = bx->min[1] ;
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if ( max[0]<bx->max[0] ) max[0] = bx->max[0] ;
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if ( max[1]<bx->max[1] ) max[1] = bx->max[1] ;
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}
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void puBox::draw ( int dx, int dy, int style, puColour colour[], int am_default )
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{
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int hi, mid, lo ;
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/* Colour assignments */
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switch ( style )
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{
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case PUSTYLE_NONE :
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return ;
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case PUSTYLE_PLAIN :
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case PUSTYLE_DROPSHADOW :
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mid = PUCOL_FOREGROUND ;
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lo = PUCOL_BACKGROUND ;
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break ;
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case PUSTYLE_SMALL_SHADED :
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case PUSTYLE_SHADED :
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case PUSTYLE_SMALL_BEVELLED :
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case PUSTYLE_BEVELLED :
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case PUSTYLE_BOXED :
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case PUSTYLE_SPECIAL_UNDERLINED :
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mid = PUCOL_FOREGROUND ;
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hi = PUCOL_HIGHLIGHT ;
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lo = PUCOL_BACKGROUND ;
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break ;
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case PUSTYLE_RADIO :
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case -PUSTYLE_RADIO :
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hi = PUCOL_HIGHLIGHT ;
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lo = PUCOL_BACKGROUND ;
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break ;
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case -PUSTYLE_PLAIN :
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case -PUSTYLE_DROPSHADOW :
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mid = PUCOL_HIGHLIGHT ;
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lo = PUCOL_BACKGROUND ;
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break ;
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case -PUSTYLE_SMALL_BEVELLED :
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case -PUSTYLE_BEVELLED :
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case -PUSTYLE_SMALL_SHADED :
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case -PUSTYLE_SHADED :
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case -PUSTYLE_BOXED :
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case -PUSTYLE_SPECIAL_UNDERLINED :
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mid = PUCOL_FOREGROUND ;
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hi = PUCOL_BACKGROUND ;
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lo = PUCOL_HIGHLIGHT ;
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break ;
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default :
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fprintf ( stderr, "PUI: Unrecognised 'style' %d\n", style ) ;
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return ;
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}
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switch ( abs(style) )
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{
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case PUSTYLE_PLAIN :
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glColor4fv ( colour [ mid ] ) ;
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glRecti ( dx + min[0], dy + min[1],
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dx + max[0], dy + max[1] ) ;
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break ;
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case PUSTYLE_SMALL_BEVELLED :
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case PUSTYLE_SMALL_SHADED :
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glColor4fv ( colour [ hi ] ) ;
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glBegin ( GL_QUAD_STRIP ) ;
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glVertex2i ( dx + min[0] + PU_SMALL_BEVEL, dy + min[1] + PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + min[0], dy + min[1] ) ;
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glVertex2i ( dx + min[0] + PU_SMALL_BEVEL, dy + max[1] - PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + min[0], dy + max[1] ) ;
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glVertex2i ( dx + max[0] - PU_SMALL_BEVEL, dy + max[1] - PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + max[0], dy + max[1] ) ;
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glEnd () ;
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glColor4fv ( colour [ lo ] ) ;
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glBegin ( GL_QUAD_STRIP ) ;
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glVertex2i ( dx + min[0], dy + min[1] ) ;
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glVertex2i ( dx + min[0] + PU_SMALL_BEVEL, dy + min[1] + PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + max[0], dy + min[1] ) ;
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glVertex2i ( dx + max[0] - PU_SMALL_BEVEL, dy + min[1] + PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + max[0], dy + max[1] ) ;
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glVertex2i ( dx + max[0] - PU_SMALL_BEVEL, dy + max[1] - PU_SMALL_BEVEL ) ;
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glEnd () ;
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if ( abs(style) == PUSTYLE_SMALL_BEVELLED )
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{
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glColor4fv ( colour [ mid ] ) ;
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glRecti ( dx + min[0] + PU_SMALL_BEVEL, dy + min[1] + PU_SMALL_BEVEL,
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dx + max[0] - PU_SMALL_BEVEL, dy + max[1] - PU_SMALL_BEVEL ) ;
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}
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else
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{
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glShadeModel(GL_SMOOTH);
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glBegin(GL_POLYGON);
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glColor4fv( colour [ mid ] );
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glVertex2i( dx + min[0] + PU_SMALL_BEVEL , dy + min[1] + PU_SMALL_BEVEL );
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if(style==PUSTYLE_SMALL_SHADED)
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glColor4f( colour [mid][0] + (colour[lo][0] - colour[mid][0])/2.0f,
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colour [mid][1] + (colour[lo][1] - colour[mid][1])/2.0f,
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colour [mid][2] + (colour[lo][2] - colour[mid][2])/2.0f,
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colour [lo][3] );
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else
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glColor4f( colour [mid][0] + (colour[hi][0] - colour[mid][0])/2.0f,
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colour [mid][1] + (colour[hi][1] - colour[mid][1])/2.0f,
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colour [mid][2] + (colour[hi][2] - colour[mid][2])/2.0f,
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colour [hi][3] );
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glVertex2i( dx + min[0] + PU_SMALL_BEVEL , dy + max[1] - PU_SMALL_BEVEL );
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glColor4fv( colour [ mid ] );
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glVertex2i( dx + max[0] - PU_SMALL_BEVEL , dy + max[1] - PU_SMALL_BEVEL );
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if(style==-PUSTYLE_SMALL_SHADED)
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glColor4f( colour [mid][0] + (colour[lo][0] - colour[mid][0])/2.0f,
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colour [mid][1] + (colour[lo][1] - colour[mid][1])/2.0f,
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colour [mid][2] + (colour[lo][2] - colour[mid][2])/2.0f,
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colour [lo][3] );
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else
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glColor4f( colour [mid][0] + (colour[hi][0] - colour[mid][0])/2.0f,
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colour [mid][1] + (colour[hi][1] - colour[mid][1])/2.0f,
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colour [mid][2] + (colour[hi][2] - colour[mid][2])/2.0f,
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colour [hi][3] );
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glVertex2i( dx + max[0] - PU_SMALL_BEVEL , dy + min[1] + PU_SMALL_BEVEL );
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glEnd();
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glShadeModel(GL_FLAT);
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if(style == -PUSTYLE_SMALL_SHADED)
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{
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glColor4fv ( colour [ lo ] ) ;
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glBegin ( GL_QUAD_STRIP ) ;
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glVertex2i ( dx + min[0] + PU_SMALL_BEVEL , dy + min[1] + PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + min[0] + PU_SMALL_BEVEL/2 , dy + min[1] + PU_SMALL_BEVEL/2 ) ;
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glVertex2i ( dx + min[0] + PU_SMALL_BEVEL , dy + max[1] - PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + min[0] + PU_SMALL_BEVEL/2 , dy + max[1] - PU_SMALL_BEVEL/2 ) ;
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glVertex2i ( dx + max[0] - PU_SMALL_BEVEL , dy + max[1] - PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + max[0] - PU_SMALL_BEVEL/2 , dy + max[1] - PU_SMALL_BEVEL/2 ) ;
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glEnd () ;
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glColor4fv ( colour [ hi ] ) ;
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glBegin ( GL_QUAD_STRIP ) ;
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glVertex2i ( dx + min[0] + PU_SMALL_BEVEL/2 , dy + min[1] + PU_SMALL_BEVEL/2 ) ;
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glVertex2i ( dx + min[0] + PU_SMALL_BEVEL , dy + min[1] + PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + max[0] - PU_SMALL_BEVEL/2 , dy + min[1] + PU_SMALL_BEVEL/2 ) ;
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glVertex2i ( dx + max[0] - PU_SMALL_BEVEL , dy + min[1] + PU_SMALL_BEVEL ) ;
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glVertex2i ( dx + max[0] - PU_SMALL_BEVEL/2 , dy + max[1] - PU_SMALL_BEVEL/2 ) ;
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glVertex2i ( dx + max[0] - PU_SMALL_BEVEL , dy + max[1] - PU_SMALL_BEVEL ) ;
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glEnd () ;
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}
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}
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break ;
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case PUSTYLE_BEVELLED :
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case PUSTYLE_SHADED :
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glColor4fv ( colour [ hi ] ) ;
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glBegin ( GL_QUAD_STRIP ) ;
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glVertex2i ( dx + min[0] + PU_BEVEL, dy + min[1] + PU_BEVEL ) ;
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glVertex2i ( dx + min[0], dy + min[1] ) ;
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glVertex2i ( dx + min[0] + PU_BEVEL, dy + max[1] - PU_BEVEL ) ;
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glVertex2i ( dx + min[0], dy + max[1] ) ;
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glVertex2i ( dx + max[0] - PU_BEVEL, dy + max[1] - PU_BEVEL ) ;
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glVertex2i ( dx + max[0], dy + max[1] ) ;
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glEnd () ;
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glColor4fv ( colour [ lo ] ) ;
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glBegin ( GL_QUAD_STRIP ) ;
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glVertex2i ( dx + min[0], dy + min[1] ) ;
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glVertex2i ( dx + min[0] + PU_BEVEL, dy + min[1] + PU_BEVEL ) ;
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glVertex2i ( dx + max[0], dy + min[1] ) ;
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glVertex2i ( dx + max[0] - PU_BEVEL, dy + min[1] + PU_BEVEL ) ;
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glVertex2i ( dx + max[0], dy + max[1] ) ;
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glVertex2i ( dx + max[0] - PU_BEVEL, dy + max[1] - PU_BEVEL ) ;
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glEnd () ;
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if ( abs(style) == PUSTYLE_BEVELLED )
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{
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glColor4fv ( colour [ mid ] ) ;
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glRecti ( dx + min[0] + PU_BEVEL, dy + min[1] + PU_BEVEL,
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dx + max[0] - PU_BEVEL, dy + max[1] - PU_BEVEL ) ;
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}
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else
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{
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glShadeModel(GL_SMOOTH);
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glBegin(GL_POLYGON);
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glColor4fv( colour [ mid ] );
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glVertex2i( dx + min[0] + PU_BEVEL , dy + min[1] + PU_BEVEL );
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if(style==PUSTYLE_SHADED)
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glColor4f( colour [mid][0] + (colour[lo][0] - colour[mid][0])/2.0f,
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colour [mid][1] + (colour[lo][1] - colour[mid][1])/2.0f,
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colour [mid][2] + (colour[lo][2] - colour[mid][2])/2.0f,
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colour [lo][3] );
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else
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glColor4f( colour [mid][0] + (colour[hi][0] - colour[mid][0])/2.0f,
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colour [mid][1] + (colour[hi][1] - colour[mid][1])/2.0f,
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colour [mid][2] + (colour[hi][2] - colour[mid][2])/2.0f,
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colour [hi][3] );
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glVertex2i( dx + min[0] + PU_BEVEL , dy + max[1] - PU_BEVEL );
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glColor4fv( colour [ mid ] );
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glVertex2i( dx + max[0] - PU_BEVEL , dy + max[1] - PU_BEVEL );
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if(style==-PUSTYLE_SHADED)
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glColor4f( colour [mid][0] + (colour[lo][0] - colour[mid][0])/2.0f,
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colour [mid][1] + (colour[lo][1] - colour[mid][1])/2.0f,
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colour [mid][2] + (colour[lo][2] - colour[mid][2])/2.0f,
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colour [lo][3] );
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else
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glColor4f( colour [mid][0] + (colour[hi][0] - colour[mid][0])/2.0f,
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colour [mid][1] + (colour[hi][1] - colour[mid][1])/2.0f,
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colour [mid][2] + (colour[hi][2] - colour[mid][2])/2.0f,
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colour [hi][3] );
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glVertex2i( dx + max[0] - PU_BEVEL , dy + min[1] + PU_BEVEL );
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glEnd();
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glShadeModel(GL_FLAT);
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if(style == -PUSTYLE_SHADED)
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{
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glColor4fv ( colour [ lo ] ) ;
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glBegin ( GL_QUAD_STRIP ) ;
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glVertex2i ( dx + min[0] + PU_BEVEL , dy + min[1] + PU_BEVEL ) ;
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glVertex2i ( dx + min[0] + PU_BEVEL/2 , dy + min[1] + PU_BEVEL/2 ) ;
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glVertex2i ( dx + min[0] + PU_BEVEL , dy + max[1] - PU_BEVEL ) ;
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glVertex2i ( dx + min[0] + PU_BEVEL/2 , dy + max[1] - PU_BEVEL/2 ) ;
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glVertex2i ( dx + max[0] - PU_BEVEL , dy + max[1] - PU_BEVEL ) ;
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glVertex2i ( dx + max[0] - PU_BEVEL/2 , dy + max[1] - PU_BEVEL/2 ) ;
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glEnd () ;
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glColor4fv ( colour [ hi ] ) ;
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glBegin ( GL_QUAD_STRIP ) ;
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glVertex2i ( dx + min[0] + PU_BEVEL/2 , dy + min[1] + PU_BEVEL/2 ) ;
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glVertex2i ( dx + min[0] + PU_BEVEL , dy + min[1] + PU_BEVEL ) ;
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glVertex2i ( dx + max[0] - PU_BEVEL/2 , dy + min[1] + PU_BEVEL/2 ) ;
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glVertex2i ( dx + max[0] - PU_BEVEL , dy + min[1] + PU_BEVEL ) ;
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glVertex2i ( dx + max[0] - PU_BEVEL/2 , dy + max[1] - PU_BEVEL/2 ) ;
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glVertex2i ( dx + max[0] - PU_BEVEL , dy + max[1] - PU_BEVEL ) ;
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glEnd () ;
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}
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}
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break ;
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case PUSTYLE_BOXED :
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glColor4fv ( colour [ hi ] ) ;
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glRecti ( dx + min[0], dy + min[1],
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dx + max[0], dy + max[1] ) ;
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glColor4fv ( colour [ mid ] ) ;
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glRecti ( dx + min[0]+PU_BOX_WIDTH, dy + min[1]+PU_BOX_WIDTH,
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dx + max[0]-PU_BOX_WIDTH, dy + max[1]-PU_BOX_WIDTH ) ;
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break ;
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case PUSTYLE_RADIO :
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glColor4fv ( colour [ lo ] ) ;
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glBegin ( GL_LINE_LOOP ) ;
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glVertex2i ( dx + min[0] + PU_RADIO_BUTTON_SIZE/2, dy + min[1] ) ;
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glVertex2i ( dx + min[0] + PU_RADIO_BUTTON_SIZE , dy + min[1] + PU_RADIO_BUTTON_SIZE/2 ) ;
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glVertex2i ( dx + min[0] + PU_RADIO_BUTTON_SIZE/2, dy + min[1] + PU_RADIO_BUTTON_SIZE ) ;
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glVertex2i ( dx + min[0] , dy + min[1] + PU_RADIO_BUTTON_SIZE/2 ) ;
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glEnd () ;
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if ( style < 0 )
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{
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glColor4fv ( colour [ hi ] ) ;
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glBegin ( GL_QUADS ) ;
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glVertex2i ( dx + min[0] + PU_RADIO_BUTTON_SIZE/2, dy + min[1] + 2 ) ;
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glVertex2i ( dx + min[0] + PU_RADIO_BUTTON_SIZE-2, dy + min[1] + PU_RADIO_BUTTON_SIZE/2 ) ;
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glVertex2i ( dx + min[0] + PU_RADIO_BUTTON_SIZE/2, dy + min[1] + PU_RADIO_BUTTON_SIZE-2 ) ;
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glVertex2i ( dx + min[0] + 2 , dy + min[1] + PU_RADIO_BUTTON_SIZE/2 ) ;
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glEnd () ;
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}
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break ;
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case PUSTYLE_SPECIAL_UNDERLINED :
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glColor4fv ( colour [ hi ] ) ;
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glRecti ( dx + min[0], dy + min[1],
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dx + max[0], dy + min[1]+2 ) ;
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glColor4fv ( colour [ mid ] ) ;
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glRecti ( dx + min[0], dy + min[1]+1,
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dx + max[0], dy + max[1] ) ;
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break ;
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case PUSTYLE_DROPSHADOW :
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glColor4fv ( colour [ lo ] ) ;
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glRecti ( dx + min[0] + PU_DROPSHADOW_OFFSET, dy + min[1] - PU_DROPSHADOW_OFFSET,
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dx + max[0] + PU_DROPSHADOW_OFFSET, dy + max[1] - PU_DROPSHADOW_OFFSET ) ;
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glColor4fv ( colour [ mid ] ) ;
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glRecti ( dx + min[0], dy + min[1],
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dx + max[0], dy + max[1] ) ;
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break ;
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}
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if ( am_default )
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{
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glColor4fv ( colour [ PUCOL_BACKGROUND ] ) ;
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glLineStipple ( 1, 0xF0F0 ) ;
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glEnable ( GL_LINE_STIPPLE ) ;
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glBegin ( GL_LINE_LOOP ) ;
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glVertex2i ( dx + min[0] + PU_DFLT_OFFSET, dy + min[1] + PU_DFLT_OFFSET ) ;
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glVertex2i ( dx + min[0] + PU_DFLT_OFFSET, dy + max[1] - PU_DFLT_OFFSET ) ;
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glVertex2i ( dx + max[0] - PU_DFLT_OFFSET, dy + max[1] - PU_DFLT_OFFSET ) ;
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glVertex2i ( dx + max[0] - PU_DFLT_OFFSET, dy + min[1] + PU_DFLT_OFFSET ) ;
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glEnd () ;
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glDisable ( GL_LINE_STIPPLE ) ;
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}
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}
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