/* * Copyright (c) 2023 Huawei Device Co., Ltd. * 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 C_INCLUDE_DRAWING_MATRIX_H #define C_INCLUDE_DRAWING_MATRIX_H /** * @addtogroup Drawing * @{ * * @brief Provides functions such as 2D graphics rendering, text drawing, and image display. * * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing * * @since 11 * @version 1.0 */ /** * @file drawing_matrix.h * * @brief Declares functions related to the matrix object in the drawing module. * * @since 11 * @version 1.0 */ #include "drawing_types.h" #ifdef __cplusplus extern "C" { #endif /** * @brief Creates an OH_Drawing_Matrix object. * * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing * @return Returns the pointer to the OH_Drawing_Matrix object created. * @since 11 * @version 1.0 */ OH_Drawing_Matrix* OH_Drawing_MatrixCreate(void); /** * @brief Sets the params for a matrix. * * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing * @param OH_Drawing_Matrix Indicates the pointer to an OH_Drawing_Matrix object. * @param scaleX horizontal scale factor to store * @param skewX horizontal skew factor to store * @param transX horizontal translation to store * @param skewY vertical skew factor to store * @param scaleY vertical scale factor to store * @param transY vertical translation to store * @param persp0 input x-axis values perspective factor to store * @param persp1 input y-axis values perspective factor to store * @param persp2 perspective scale factor to store * @since 11 * @version 1.0 */ void OH_Drawing_MatrixSetMatrix(OH_Drawing_Matrix*, float scaleX, float skewX, float transX, float skewY, float scaleY, float transY, float persp0, float persp1, float persp2); /** * @brief Destroys an OH_Drawing_Matrix object and reclaims the memory occupied by the object. * * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing * @param OH_Drawing_Matrix Indicates the pointer to an OH_Drawing_Matrix object. * @since 11 * @version 1.0 */ void OH_Drawing_MatrixDestroy(OH_Drawing_Matrix*); #ifdef __cplusplus } #endif /** @} */ #endif