From ffb48f64fec674c6dd923eb8b1eb3f743e05a8ba Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 18:28:14 -0800 Subject: auto import from //depot/cupcake/@135843 --- minui/resources.c | 202 ------------------------------------------------------ 1 file changed, 202 deletions(-) delete mode 100644 minui/resources.c (limited to 'minui/resources.c') diff --git a/minui/resources.c b/minui/resources.c deleted file mode 100644 index 5beb6a6d9..000000000 --- a/minui/resources.c +++ /dev/null @@ -1,202 +0,0 @@ -/* - * Copyright (C) 2007 The Android Open Source Project - * - * 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. - */ - -#include -#include - -#include -#include - -#include -#include -#include - -#include -#include - -#include - -#include "minui.h" - -// File signature for BMP files. -// The letters 'BM' as a little-endian unsigned short. - -#define BMP_SIGNATURE 0x4d42 - -typedef struct { - // constant, value should equal BMP_SIGNATURE - unsigned short bfType; - // size of the file in bytes. - unsigned long bfSize; - // must always be set to zero. - unsigned short bfReserved1; - // must always be set to zero. - unsigned short bfReserved2; - // offset from the beginning of the file to the bitmap data. - unsigned long bfOffBits; - - // The BITMAPINFOHEADER: - // size of the BITMAPINFOHEADER structure, in bytes. - unsigned long biSize; - // width of the image, in pixels. - unsigned long biWidth; - // height of the image, in pixels. - unsigned long biHeight; - // number of planes of the target device, must be set to 1. - unsigned short biPlanes; - // number of bits per pixel. - unsigned short biBitCount; - // type of compression, zero means no compression. - unsigned long biCompression; - // size of the image data, in bytes. If there is no compression, - // it is valid to set this member to zero. - unsigned long biSizeImage; - // horizontal pixels per meter on the designated targer device, - // usually set to zero. - unsigned long biXPelsPerMeter; - // vertical pixels per meter on the designated targer device, - // usually set to zero. - unsigned long biYPelsPerMeter; - // number of colors used in the bitmap, if set to zero the - // number of colors is calculated using the biBitCount member. - unsigned long biClrUsed; - // number of color that are 'important' for the bitmap, - // if set to zero, all colors are important. - unsigned long biClrImportant; -} __attribute__((packed)) BitMapFileHeader; - -int res_create_surface(const char* name, gr_surface* pSurface) { - char resPath[256]; - BitMapFileHeader header; - GGLSurface* surface = NULL; - int result = 0; - - snprintf(resPath, sizeof(resPath)-1, "/res/images/%s.bmp", name); - resPath[sizeof(resPath)-1] = '\0'; - int fd = open(resPath, O_RDONLY); - if (fd == -1) { - result = -1; - goto exit; - } - size_t bytesRead = read(fd, &header, sizeof(header)); - if (bytesRead != sizeof(header)) { - result = -2; - goto exit; - } - if (header.bfType != BMP_SIGNATURE) { - result = -3; // Not a legal header - goto exit; - } - if (header.biPlanes != 1) { - result = -4; - goto exit; - } - if (!(header.biBitCount == 24 || header.biBitCount == 32)) { - result = -5; - goto exit; - } - if (header.biCompression != 0) { - result = -6; - goto exit; - } - size_t width = header.biWidth; - size_t height = header.biHeight; - size_t stride = 4 * width; - size_t pixelSize = stride * height; - - surface = malloc(sizeof(GGLSurface) + pixelSize); - if (surface == NULL) { - result = -7; - goto exit; - } - unsigned char* pData = (unsigned char*) (surface + 1); - surface->version = sizeof(GGLSurface); - surface->width = width; - surface->height = height; - surface->stride = width; /* Yes, pixels, not bytes */ - surface->data = pData; - surface->format = (header.biBitCount == 24) ? - GGL_PIXEL_FORMAT_RGBX_8888 : GGL_PIXEL_FORMAT_RGBA_8888; - - // Source pixel bytes are stored B G R {A} - - lseek(fd, header.bfOffBits, SEEK_SET); - size_t y; - if (header.biBitCount == 24) { // RGB - size_t inputStride = (((3 * width + 3) >> 2) << 2); - for (y = 0; y < height; y++) { - unsigned char* pRow = pData + (height - (y + 1)) * stride; - bytesRead = read(fd, pRow, inputStride); - if (bytesRead != inputStride) { - result = -8; - goto exit; - } - int x; - for(x = width - 1; x >= 0; x--) { - int sx = x * 3; - int dx = x * 4; - unsigned char b = pRow[sx]; - unsigned char g = pRow[sx + 1]; - unsigned char r = pRow[sx + 2]; - unsigned char a = 0xff; - pRow[dx ] = r; // r - pRow[dx + 1] = g; // g - pRow[dx + 2] = b; // b; - pRow[dx + 3] = a; - } - } - } else { // RGBA - for (y = 0; y < height; y++) { - unsigned char* pRow = pData + (height - (y + 1)) * stride; - bytesRead = read(fd, pRow, stride); - if (bytesRead != stride) { - result = -9; - goto exit; - } - size_t x; - for(x = 0; x < width; x++) { - size_t xx = x * 4; - unsigned char b = pRow[xx]; - unsigned char g = pRow[xx + 1]; - unsigned char r = pRow[xx + 2]; - unsigned char a = pRow[xx + 3]; - pRow[xx ] = r; - pRow[xx + 1] = g; - pRow[xx + 2] = b; - pRow[xx + 3] = a; - } - } - } - *pSurface = (gr_surface) surface; - -exit: - if (fd >= 0) { - close(fd); - } - if (result < 0) { - if (surface) { - free(surface); - } - } - return result; -} - -void res_free_surface(gr_surface surface) { - GGLSurface* pSurface = (GGLSurface*) surface; - if (pSurface) { - free(pSurface); - } -} -- cgit v1.2.3