/* * Copyright (c) 2020 Samsung Electronics Co., Ltd All Rights Reserved * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ #ifndef __THORVG_CAPI_H__ #define __THORVG_CAPI_H__ #ifdef TVG_EXPORT #undef TVG_EXPORT #endif #ifdef TVG_BUILD #define TVG_EXPORT __attribute__ ((visibility ("default"))) #else #define TVG_EXPORT #endif #ifdef __cplusplus extern "C" { #endif typedef struct _Tvg_Canvas Tvg_Canvas; typedef struct _Tvg_Paint Tvg_Paint; #define TVG_ENGINE_SW (1 << 1) #define TVG_ENGINE_GL (1 << 2) typedef enum { TVG_RESULT_SUCCESS = 0, TVG_RESULT_INVALID_ARGUMENT, TVG_RESULT_INSUFFICIENT_CONDITION, TVG_RESULT_FAILED_ALLOCATION, TVG_RESULT_MEMORY_CORRUPTION, TVG_RESULT_NOT_SUPPORTED, TVG_RESULT_UNKNOWN } Tvg_Result; typedef enum { TVG_PATH_COMMAND_CLOSE = 0, TVG_PATH_COMMAND_MOVE_TO, TVG_PATH_COMMAND_LINE_TO, TVG_PATH_COMMAND_CUBIC_TO } Tvg_Path_Command; typedef enum { TVG_STROKE_CAP_SQUARE = 0, TVG_STROKE_CAP_ROUND, TVG_STROKE_CAP_BUTT } Tvg_Stroke_Cap; typedef enum { TVG_STROKE_JOIN_BEVEL = 0, TVG_STROKE_JOIN_ROUND, TVG_STROKE_JOIN_MITER } Tvg_Stroke_Join; typedef enum { TVG_STROKE_FILL_PAD = 0, TVG_STROKE_FILL_REFLECT, TVG_STROKE_FILL_REPEAT } Tvg_Stroke_Fill; typedef struct { float x, y; } Tvg_Point; typedef struct { float e11, e12, e13; float e21, e22, e23; float e31, e32, e33; } Tvg_Matrix; /************************************************************************/ /* Engine API */ /************************************************************************/ TVG_EXPORT Tvg_Result tvg_engine_init(unsigned engine_method); TVG_EXPORT Tvg_Result tvg_engine_term(unsigned engine_method); /************************************************************************/ /* SwCanvas API */ /************************************************************************/ TVG_EXPORT Tvg_Canvas* tvg_swcanvas_create(); TVG_EXPORT Tvg_Result tvg_swcanvas_set_target(Tvg_Canvas* canvas, uint32_t* buffer, uint32_t stride, uint32_t w, uint32_t h); /************************************************************************/ /* Common Canvas API */ /************************************************************************/ TVG_EXPORT Tvg_Result tvg_canvas_destroy(Tvg_Canvas* canvas); TVG_EXPORT Tvg_Result tvg_canvas_push(Tvg_Canvas* canvas, Tvg_Paint* paint); TVG_EXPORT Tvg_Result tvg_canvas_reserve(Tvg_Canvas* canvas, uint32_t n); TVG_EXPORT Tvg_Result tvg_canvas_clear(Tvg_Canvas* canvas); TVG_EXPORT Tvg_Result tvg_canvas_update(Tvg_Canvas* canvas); TVG_EXPORT Tvg_Result tvg_canvas_update_paint(Tvg_Canvas* canvas, Tvg_Paint* paint); TVG_EXPORT Tvg_Result tvg_canvas_draw(Tvg_Canvas* canvas, unsigned char async); TVG_EXPORT Tvg_Result tvg_canvas_sync(Tvg_Canvas* canvas); /************************************************************************/ /* Shape API */ /************************************************************************/ TVG_EXPORT Tvg_Paint* tvg_shape_new(); TVG_EXPORT Tvg_Result tvg_shape_del(Tvg_Paint* paint); TVG_EXPORT Tvg_Result tvg_shape_reset(Tvg_Paint* paint); TVG_EXPORT Tvg_Result tvg_shape_move_to(Tvg_Paint* paint, float x, float y); TVG_EXPORT Tvg_Result tvg_shape_line_to(Tvg_Paint* paint, float x, float y); TVG_EXPORT Tvg_Result tvg_shape_cubic_to(Tvg_Paint* paint, float cx1, float cy1, float cx2, float cy2, float x, float y); TVG_EXPORT Tvg_Result tvg_shape_close(Tvg_Paint* paint); TVG_EXPORT Tvg_Result tvg_shape_append_rect(Tvg_Paint* paint, float x, float y, float w, float h, float rx, float ry); TVG_EXPORT Tvg_Result tvg_shape_append_circle(Tvg_Paint* paint, float cx, float cy, float rx, float ry); TVG_EXPORT Tvg_Result tvg_shape_append_path(Tvg_Paint* paint, const Tvg_Path_Command* cmds, uint32_t cmdCnt, const Tvg_Point* pts, uint32_t ptsCnt); TVG_EXPORT Tvg_Result tvg_shape_set_stroke_width(Tvg_Paint* paint, float width); TVG_EXPORT Tvg_Result tvg_shape_set_stroke_color(Tvg_Paint* paint, uint8_t r, uint8_t g, uint8_t b, uint8_t a); TVG_EXPORT Tvg_Result tvg_shape_set_stroke_dash(Tvg_Paint* paint, const float* dashPattern, uint32_t cnt); TVG_EXPORT Tvg_Result tvg_shape_set_stroke_cap(Tvg_Paint* paint, Tvg_Stroke_Cap cap); TVG_EXPORT Tvg_Result tvg_shape_set_stroke_join(Tvg_Paint* paint, Tvg_Stroke_Join join); TVG_EXPORT Tvg_Result tvg_shape_fill_color(Tvg_Paint* paint, uint8_t r, uint8_t g, uint8_t b, uint8_t a); TVG_EXPORT Tvg_Result tvg_shape_scale(Tvg_Paint* paint, float factor); TVG_EXPORT Tvg_Result tvg_shape_rotate(Tvg_Paint* paint, float degree); TVG_EXPORT Tvg_Result tvg_shape_translate(Tvg_Paint* paint, float x, float y); #ifdef __cplusplus } #endif #endif //_THORVG_CAPI_H_