[sdl2] factorize button's texture drawing

This commit is contained in:
Gwenhael Le Moine 2024-09-07 11:15:08 +02:00
parent 1bb1e39ea8
commit 17deb46764
No known key found for this signature in database
GPG key ID: FDFE3669426707A7

View file

@ -536,157 +536,116 @@ static void _draw_header( void )
} }
} }
static void create_buttons_textures( void ) static SDL_Texture* create_button_texture( int hpkey, bool is_up )
{ {
int x, y; int x, y;
SDL_Texture* texture =
SDL_CreateTexture( renderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, BUTTONS[ hpkey ].w, BUTTONS[ hpkey ].h );
SDL_SetRenderTarget( renderer, texture );
for ( int i = FIRST_HPKEY; i <= LAST_HPKEY; i++ ) { // Fill the button and outline
// Create surfaces for each button __draw_rect( 0, 0, BUTTONS[ hpkey ].w, BUTTONS[ hpkey ].h, BUTTON );
// UP {{{
buttons_textures[ i ].up =
SDL_CreateTexture( renderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, BUTTONS[ i ].w, BUTTONS[ i ].h );
SDL_SetRenderTarget( renderer, buttons_textures[ i ].up );
// Fill the button and outline // draw edge of button
__draw_rect( 0, 0, BUTTONS[ i ].w, BUTTONS[ i ].h, BUTTON ); // left
__draw_line( 1, BUTTONS[ hpkey ].h - 2, 1, 1, BUT_TOP );
__draw_line( 2, BUTTONS[ hpkey ].h - 3, 2, 2, BUT_TOP );
__draw_line( 3, BUTTONS[ hpkey ].h - 4, 3, 3, BUT_TOP );
// top
__draw_line( 1, 1, BUTTONS[ hpkey ].w - 2, 1, BUT_TOP );
__draw_line( 2, 2, BUTTONS[ hpkey ].w - 3, 2, BUT_TOP );
__draw_line( 3, 3, BUTTONS[ hpkey ].w - 4, 3, BUT_TOP );
__draw_line( 4, 4, BUTTONS[ hpkey ].w - 5, 4, BUT_TOP );
// top-left
__draw_pixel( 4, 5, BUT_TOP );
// bottom
__draw_line( 3, BUTTONS[ hpkey ].h - 2, BUTTONS[ hpkey ].w - 2, BUTTONS[ hpkey ].h - 2, BUT_BOT );
__draw_line( 4, BUTTONS[ hpkey ].h - 3, BUTTONS[ hpkey ].w - 3, BUTTONS[ hpkey ].h - 3, BUT_BOT );
// right
__draw_line( BUTTONS[ hpkey ].w - 2, BUTTONS[ hpkey ].h - 2, BUTTONS[ hpkey ].w - 2, 3, BUT_BOT );
__draw_line( BUTTONS[ hpkey ].w - 3, BUTTONS[ hpkey ].h - 3, BUTTONS[ hpkey ].w - 3, 4, BUT_BOT );
__draw_line( BUTTONS[ hpkey ].w - 4, BUTTONS[ hpkey ].h - 4, BUTTONS[ hpkey ].w - 4, 5, BUT_BOT );
__draw_pixel( BUTTONS[ hpkey ].w - 5, BUTTONS[ hpkey ].h - 4, BUT_BOT );
// draw edge of button // draw frame around button
// left // left
__draw_line( 1, BUTTONS[ i ].h - 2, 1, 1, BUT_TOP ); __draw_line( 0, BUTTONS[ hpkey ].h - 3, 0, 2, FRAME );
__draw_line( 2, BUTTONS[ i ].h - 3, 2, 2, BUT_TOP ); if ( !is_up )
__draw_line( 3, BUTTONS[ i ].h - 4, 3, 3, BUT_TOP ); __draw_line( 1, BUTTONS[ hpkey ].h - 3, 1, 2, FRAME ); /* down */
// top // top
__draw_line( 1, 1, BUTTONS[ i ].w - 2, 1, BUT_TOP ); __draw_line( 2, 0, BUTTONS[ hpkey ].w - 3, 0, FRAME );
__draw_line( 2, 2, BUTTONS[ i ].w - 3, 2, BUT_TOP ); if ( !is_up )
__draw_line( 3, 3, BUTTONS[ i ].w - 4, 3, BUT_TOP ); __draw_line( 2, 1, BUTTONS[ hpkey ].w - 3, 1, FRAME ); /* down */
__draw_line( 4, 4, BUTTONS[ i ].w - 5, 4, BUT_TOP ); // bottom
// top-left __draw_line( 2, BUTTONS[ hpkey ].h - 1, BUTTONS[ hpkey ].w - 3, BUTTONS[ hpkey ].h - 1, FRAME );
__draw_pixel( 4, 5, BUT_TOP ); if ( !is_up )
// bottom __draw_line( 2, BUTTONS[ hpkey ].h - 2, BUTTONS[ hpkey ].w - 3, BUTTONS[ hpkey ].h - 2, FRAME ); /* down */
__draw_line( 3, BUTTONS[ i ].h - 2, BUTTONS[ i ].w - 2, BUTTONS[ i ].h - 2, BUT_BOT ); // right
__draw_line( 4, BUTTONS[ i ].h - 3, BUTTONS[ i ].w - 3, BUTTONS[ i ].h - 3, BUT_BOT ); __draw_line( BUTTONS[ hpkey ].w - 1, BUTTONS[ hpkey ].h - 3, BUTTONS[ hpkey ].w - 1, 2, FRAME );
// right if ( !is_up )
__draw_line( BUTTONS[ i ].w - 2, BUTTONS[ i ].h - 2, BUTTONS[ i ].w - 2, 3, BUT_BOT ); __draw_line( BUTTONS[ hpkey ].w - 2, BUTTONS[ hpkey ].h - 3, BUTTONS[ hpkey ].w - 2, 2, FRAME ); /* down */
__draw_line( BUTTONS[ i ].w - 3, BUTTONS[ i ].h - 3, BUTTONS[ i ].w - 3, 4, BUT_BOT ); if ( hpkey == HPKEY_ON ) {
__draw_line( BUTTONS[ i ].w - 4, BUTTONS[ i ].h - 4, BUTTONS[ i ].w - 4, 5, BUT_BOT ); if ( is_up ) {
__draw_pixel( BUTTONS[ i ].w - 5, BUTTONS[ i ].h - 4, BUT_BOT );
// draw frame around button
// left
__draw_line( 0, BUTTONS[ i ].h - 3, 0, 2, FRAME );
// top
__draw_line( 2, 0, BUTTONS[ i ].w - 3, 0, FRAME );
// bottom
__draw_line( 2, BUTTONS[ i ].h - 1, BUTTONS[ i ].w - 3, BUTTONS[ i ].h - 1, FRAME );
// right
__draw_line( BUTTONS[ i ].w - 1, BUTTONS[ i ].h - 3, BUTTONS[ i ].w - 1, 2, FRAME );
if ( i == HPKEY_ON ) {
// top // top
__draw_line( 1, 1, BUTTONS[ 1 ].w - 2, 1, FRAME ); __draw_line( 1, 1, BUTTONS[ hpkey ].w - 2, 1, FRAME );
// top-left // top-left
__draw_pixel( 1, 2, FRAME ); __draw_pixel( 1, 2, FRAME );
// top-right // top-right
__draw_pixel( BUTTONS[ i ].w - 2, 2, FRAME ); __draw_pixel( BUTTONS[ hpkey ].w - 2, 2, FRAME );
} else { } else {
// top-left
__draw_pixel( 1, 1, FRAME );
// top-right
__draw_pixel( BUTTONS[ i ].w - 2, 1, FRAME );
}
// bottom-left
__draw_pixel( 1, BUTTONS[ i ].h - 2, FRAME );
// bottom-right
__draw_pixel( BUTTONS[ i ].w - 2, BUTTONS[ i ].h - 2, FRAME );
if ( BUTTONS[ i ].label != ( char* )0 ) {
/* Button has a text label */
x = ( BUTTONS[ i ].w - strlen( BUTTONS[ i ].label ) * 8 ) / 2;
y = ( BUTTONS[ i ].h + 1 ) / 2 - 4;
stringRGBA( renderer, x, y, BUTTONS[ i ].label, 255, 255, 255, 255 );
} else if ( BUTTONS[ i ].lw != 0 ) {
/* Button has a texture */
x = ( 1 + BUTTONS[ i ].w - BUTTONS[ i ].lw ) / 2;
y = ( 1 + BUTTONS[ i ].h - BUTTONS[ i ].lh ) / 2 + 1;
__draw_bitmap( x, y, BUTTONS[ i ].lw, BUTTONS[ i ].lh, BUTTONS[ i ].lb, BUTTONS[ i ].lc, BUTTON );
}
// }}}
// DOWN {{{
buttons_textures[ i ].down =
SDL_CreateTexture( renderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, BUTTONS[ i ].w, BUTTONS[ i ].h );
SDL_SetRenderTarget( renderer, buttons_textures[ i ].down );
// Fill the button and outline
__draw_rect( 0, 0, BUTTONS[ i ].w, BUTTONS[ i ].h, BUTTON );
// draw edge of button
// left
__draw_line( 1, BUTTONS[ i ].h - 2, 1, 1, BUT_TOP );
__draw_line( 2, BUTTONS[ i ].h - 3, 2, 2, BUT_TOP );
__draw_line( 3, BUTTONS[ i ].h - 4, 3, 3, BUT_TOP );
// top
__draw_line( 1, 1, BUTTONS[ i ].w - 2, 1, BUT_TOP );
__draw_line( 2, 2, BUTTONS[ i ].w - 3, 2, BUT_TOP );
__draw_line( 3, 3, BUTTONS[ i ].w - 4, 3, BUT_TOP );
__draw_line( 4, 4, BUTTONS[ i ].w - 5, 4, BUT_TOP );
// top-left
__draw_pixel( 4, 5, BUT_TOP );
// bottom
__draw_line( 3, BUTTONS[ i ].h - 2, BUTTONS[ i ].w - 2, BUTTONS[ i ].h - 2, BUT_BOT );
__draw_line( 4, BUTTONS[ i ].h - 3, BUTTONS[ i ].w - 3, BUTTONS[ i ].h - 3, BUT_BOT );
// right
__draw_line( BUTTONS[ i ].w - 2, BUTTONS[ i ].h - 2, BUTTONS[ i ].w - 2, 3, BUT_BOT );
__draw_line( BUTTONS[ i ].w - 3, BUTTONS[ i ].h - 3, BUTTONS[ i ].w - 3, 4, BUT_BOT );
__draw_line( BUTTONS[ i ].w - 4, BUTTONS[ i ].h - 4, BUTTONS[ i ].w - 4, 5, BUT_BOT );
__draw_pixel( BUTTONS[ i ].w - 5, BUTTONS[ i ].h - 4, BUT_BOT );
// draw frame around button
// left
__draw_line( 0, BUTTONS[ i ].h - 3, 0, 2, FRAME );
__draw_line( 1, BUTTONS[ i ].h - 3, 1, 2, FRAME ); /* down */
// top
__draw_line( 2, 0, BUTTONS[ i ].w - 3, 0, FRAME );
__draw_line( 2, 1, BUTTONS[ i ].w - 3, 1, FRAME ); /* down */
// bottom
__draw_line( 2, BUTTONS[ i ].h - 1, BUTTONS[ i ].w - 3, BUTTONS[ i ].h - 1, FRAME );
__draw_line( 2, BUTTONS[ i ].h - 2, BUTTONS[ i ].w - 3, BUTTONS[ i ].h - 2, FRAME ); /* down */
// right
__draw_line( BUTTONS[ i ].w - 1, BUTTONS[ i ].h - 3, BUTTONS[ i ].w - 1, 2, FRAME );
__draw_line( BUTTONS[ i ].w - 2, BUTTONS[ i ].h - 3, BUTTONS[ i ].w - 2, 2, FRAME ); /* down */
if ( i == HPKEY_ON ) {
// top // top
__draw_line( 1, 2, BUTTONS[ 1 ].w - 2, 2, FRAME ); /* down change */ __draw_line( 1, 2, BUTTONS[ hpkey ].w - 2, 2, FRAME ); /* down change */
// top-left // top-left
__draw_pixel( 1, 3, FRAME ); /* down change */ __draw_pixel( 1, 3, FRAME ); /* down change */
// top-right // top-right
__draw_pixel( BUTTONS[ i ].w - 2, 3, FRAME ); /* down change */ __draw_pixel( BUTTONS[ hpkey ].w - 2, 3, FRAME ); /* down change */
}
} else {
if ( is_up ) {
// top-left
__draw_pixel( 1, 1, FRAME );
// top-right
__draw_pixel( BUTTONS[ hpkey ].w - 2, 1, FRAME );
} else { } else {
// top-left // top-left
__draw_pixel( 1, 2, FRAME ); /* down change */ __draw_pixel( 1, 2, FRAME ); /* down change */
// top-right // top-right
__draw_pixel( BUTTONS[ i ].w - 2, 2, FRAME ); /* down change */ __draw_pixel( BUTTONS[ hpkey ].w - 2, 2, FRAME ); /* down change */
} }
// bottom-left }
__draw_pixel( 1, BUTTONS[ i ].h - 2, FRAME ); // bottom-left
// bottom-right __draw_pixel( 1, BUTTONS[ hpkey ].h - 2, FRAME );
__draw_pixel( BUTTONS[ i ].w - 2, BUTTONS[ i ].h - 2, FRAME ); // bottom-right
__draw_pixel( BUTTONS[ hpkey ].w - 2, BUTTONS[ hpkey ].h - 2, FRAME );
if ( BUTTONS[ i ].label != ( char* )0 ) { if ( BUTTONS[ hpkey ].label != ( char* )0 ) {
/* Button has a text label */ /* Button has a text label */
x = ( BUTTONS[ i ].w - strlen( BUTTONS[ i ].label ) * 8 ) / 2; x = ( BUTTONS[ hpkey ].w - strlen( BUTTONS[ hpkey ].label ) * 8 ) / 2;
y = ( BUTTONS[ i ].h + 1 ) / 2 - 5; /* down change */ if ( is_up )
y = ( BUTTONS[ hpkey ].h + 1 ) / 2 - 4;
else
y = ( BUTTONS[ hpkey ].h + 1 ) / 2 - 5; /* down change */
stringRGBA( renderer, x, y, BUTTONS[ i ].label, 255, 255, 255, 255 ); stringRGBA( renderer, x, y, BUTTONS[ hpkey ].label, 255, 255, 255, 255 );
} else if ( BUTTONS[ i ].lw != 0 ) { } else if ( BUTTONS[ hpkey ].lw != 0 ) {
/* Button has a texture */ /* Button has a texture */
x = ( 1 + BUTTONS[ i ].w - BUTTONS[ i ].lw ) / 2; x = ( 1 + BUTTONS[ hpkey ].w - BUTTONS[ hpkey ].lw ) / 2;
y = ( 1 + BUTTONS[ i ].h - BUTTONS[ i ].lh ) / 2; /* down change */ if ( is_up )
y = ( 1 + BUTTONS[ hpkey ].h - BUTTONS[ hpkey ].lh ) / 2 + 1;
else
y = ( 1 + BUTTONS[ hpkey ].h - BUTTONS[ hpkey ].lh ) / 2;
__draw_bitmap( x, y, BUTTONS[ i ].lw, BUTTONS[ i ].lh, BUTTONS[ i ].lb, BUTTONS[ i ].lc, BUTTON ); __draw_bitmap( x, y, BUTTONS[ hpkey ].lw, BUTTONS[ hpkey ].lh, BUTTONS[ hpkey ].lb, BUTTONS[ hpkey ].lc, BUTTON );
} }
// }}}
return texture;
}
static void create_buttons_textures( void )
{
for ( int i = FIRST_HPKEY; i <= LAST_HPKEY; i++ ) {
buttons_textures[ i ].up = create_button_texture( i, true );
buttons_textures[ i ].down = create_button_texture( i, false );
} }
// Give back to renderer as it was // Give back to renderer as it was