125 lines
5.0 KiB
C
125 lines
5.0 KiB
C
/*********************************************************************
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* Portions COPYRIGHT 2016 STMicroelectronics *
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* Portions SEGGER Microcontroller GmbH & Co. KG *
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* Solutions for real time microcontroller applications *
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**********************************************************************
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* *
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* (c) 1996 - 2015 SEGGER Microcontroller GmbH & Co. KG *
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* *
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* Internet: www.segger.com Support: support@segger.com *
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* *
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**********************************************************************
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** emWin V5.32 - Graphical user interface for embedded applications **
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All Intellectual Property rights in the Software belongs to SEGGER.
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emWin is protected by international copyright laws. Knowledge of the
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source code may not be used to write a similar product. This file may
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only be used in accordance with the following terms:
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The software has been licensed to STMicroelectronics International
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N.V. a Dutch company with a Swiss branch and its headquarters in Plan-
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les-Ouates, Geneva, 39 Chemin du Champ des Filles, Switzerland for the
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purposes of creating libraries for ARM Cortex-M-based 32-bit microcon_
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troller products commercialized by Licensee only, sublicensed and dis_
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tributed under the terms and conditions of the End User License Agree_
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ment supplied by STMicroelectronics International N.V.
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Full source code is available at: www.segger.com
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We appreciate your understanding and fairness.
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----------------------------------------------------------------------
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File : GUI_BMP_Private.h
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Purpose : Private header file for GUI_BMP... functions
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---------------------------END-OF-HEADER------------------------------
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*/
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/**
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******************************************************************************
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* @attention
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************
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*/
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#ifndef GUI_BMP_PRIVATE_H
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#define GUI_BMP_PRIVATE_H
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#include "GUI_Private.h"
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/*********************************************************************
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*
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* Defines
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*
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**********************************************************************
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*/
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#define BI_RGB 0
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#define BI_RLE8 1
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#define BI_RLE4 2
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#define BI_BITFIELDS 3
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/*********************************************************************
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*
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* Types
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*
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**********************************************************************
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*/
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//
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// Default parameter structure for reading data from memory
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//
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typedef struct {
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const U8 * pFileData;
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} GUI_BMP_PARAM;
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//
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// Context structure for getting stdio input
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//
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typedef struct {
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GUI_GET_DATA_FUNC * pfGetData; // Function pointer
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U32 Off; // Data pointer
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void * pParam; // Parameter pointer passed to function
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} GUI_BMP_CONTEXT;
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//
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// Parameter structure for passing several required variables to the
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// functions _DrawLine_RGB() and _DrawLine_ARGB() (in GUI_BMP_EnableAlpha.c).
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//
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typedef struct {
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const U8 * pSrc; // Pointer to data
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I32 xSrc; // Used to read data
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int ySrc; // Used to read data
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I32 xSize;
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U32 BytesPerPixel;
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tLCDDEV_Color2Index * pfColor2Index;
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tLCDDEV_Index2Color * pfIndex2Color; // Used to manage bitfield conversion
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LCD_API_NEXT_PIXEL * pNextPixel_API;
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int x0; // Used to draw data
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int y0; // Used to draw data
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int x1; // Used to draw data
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int y1; // Used to draw data
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} GUI_DRAWLINE_INFO;
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/*********************************************************************
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*
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* Interface
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*
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**********************************************************************
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*/
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int GUI_BMP__GetData (void * p, const U8 ** ppData, unsigned NumBytesReq, U32 Off);
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int GUI_BMP__Init (GUI_BMP_CONTEXT * pContext, I32 * pWidth, I32 * pHeight, U16 * pBitCount, int * pNumColors, int * pCompression);
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int GUI_BMP__ReadData (GUI_BMP_CONTEXT * pContext, int NumBytes, const U8 ** ppData, unsigned StartOfFile);
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int GUI_BMP__ReadPalette(GUI_BMP_CONTEXT * pContext, int NumColors);
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#endif /* GUI_BMP_PRIVATE_H */
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/*************************** End of file ****************************/
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