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/*************************************************************************** |
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* Copyright (c) 2024 Microsoft Corporation |
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* Copyright (c) 2026-present Eclipse ThreadX contributors |
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* |
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* This program and the accompanying materials are made available under the |
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* terms of the MIT License which is available at |
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* https://opensource.org/licenses/MIT. |
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* |
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* SPDX-License-Identifier: MIT |
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**************************************************************************/ |
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/**************************************************************************/ |
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/**************************************************************************/ |
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/** */ |
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/** GUIX Component */ |
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/** */ |
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/** Sprite Management (Sprite) */ |
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/** */ |
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/**************************************************************************/ |
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#define GX_SOURCE_CODE |
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/* Include necessary system files. */ |
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#include "gx_api.h" |
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#include "gx_system.h" |
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#include "gx_display.h" |
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#include "gx_context.h" |
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#include "gx_canvas.h" |
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#include "gx_widget.h" |
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#include "gx_sprite.h" |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_sprite_draw PORTABLE C */ |
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/* 6.1.9 */ |
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/* AUTHOR */ |
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/* */ |
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/* Kenneth Maxwell, Microsoft Corporation */ |
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/* */ |
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/* DESCRIPTION */ |
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/* */ |
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/* This service draws a sprite widget. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* sprite Pointer to sprite widget */ |
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/* control block */ |
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/* */ |
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/* OUTPUT */ |
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/* */ |
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/* None */ |
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/* */ |
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/* CALLS */ |
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/* */ |
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/* _gx_context_pixelmap_get Get the pixelmap in the */ |
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/* current context */ |
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/* _gx_canvas_pixelmap_blend Blend pixelmap */ |
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/* _gx_canvas_pixelmap_draw Draw pixelmap */ |
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/* _gx_widget_children_draw Draw the children of a widget */ |
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/* */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* Application Code */ |
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/* GUIX Internal Code */ |
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/* */ |
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/**************************************************************************/ |
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VOID _gx_sprite_draw(GX_SPRITE *sprite) |
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{ |
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GX_SPRITE_FRAME *frame; |
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GX_PIXELMAP *map; |
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GX_VALUE xpos; |
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GX_VALUE ypos; |
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/* Draw sprite background. */ |
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_gx_widget_background_draw((GX_WIDGET *)sprite); |
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✓✓ |
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if (sprite -> gx_sprite_frame_list) |
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{ |
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✓✓ |
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if (sprite -> gx_sprite_current_frame < sprite -> gx_sprite_frame_count) |
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{ |
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frame = &sprite -> gx_sprite_frame_list[sprite -> gx_sprite_current_frame]; |
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✓✓ |
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if (frame -> gx_sprite_frame_pixelmap) |
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{ |
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_gx_widget_context_fill_set((GX_WIDGET *)sprite); |
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_gx_context_pixelmap_get(frame -> gx_sprite_frame_pixelmap, &map); |
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✓✓ |
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if (map) |
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{ |
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xpos = (GX_VALUE)(sprite -> gx_widget_size.gx_rectangle_left + frame -> gx_sprite_frame_x_offset); |
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ypos = (GX_VALUE)(sprite -> gx_widget_size.gx_rectangle_top + frame -> gx_sprite_frame_y_offset); |
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✓✓ |
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if (frame -> gx_sprite_frame_alpha != GX_ALPHA_VALUE_OPAQUE) |
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{ |
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_gx_canvas_pixelmap_blend(xpos, ypos, map, frame -> gx_sprite_frame_alpha); |
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} |
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else |
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{ |
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_gx_canvas_pixelmap_draw(xpos, ypos, map); |
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} |
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} |
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} |
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} |
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} |
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/* Draw children widgets of prompt widget. */ |
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_gx_widget_children_draw((GX_WIDGET *)sprite); |
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} |
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