Xserver: select video mode and font scale at start
This commit is contained in:
pelya
300
project/jni/application/xserver/gfx.c
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300
project/jni/application/xserver/gfx.c
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@@ -0,0 +1,300 @@
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <pthread.h>
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#include <SDL/SDL.h>
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#include <SDL/SDL_ttf.h>
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#include <android/log.h>
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#include "gfx.h"
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static TTF_Font* sFont;
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static int unpackProgressMb;
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static int unpackProgressMbTotal = 1;
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static int unpackFinished = 0;
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static void renderString(const char *c, int x, int y);
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static void renderStringColor(const char *c, int x, int y, int r, int g, int b);
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static void * unpackFilesThread(void * unused);
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static void showErrorMessage(const char *msg);
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void * unpackFilesThread(void * unused)
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{
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char fname[PATH_MAX*2];
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strcpy( fname, getenv("SECURE_STORAGE_DIR") );
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strcat( fname, "/usr/bin/xkbcomp" );
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struct stat st;
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if( stat( fname, &st ) == 0 )
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{
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unpackFinished = 1;
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return 1;
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}
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strcpy( fname, getenv("SECURE_STORAGE_DIR") );
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strcat( fname, "/busybox" );
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FILE * ff = fopen("busybox", "rb");
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FILE * fo = fopen(fname, "wb");
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if( !ff || !fo )
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{
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unpackFinished = 1;
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return 0;
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}
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for(;;)
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{
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char buf[2048];
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int cnt = fread( buf, 1, sizeof(buf), ff );
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if( cnt < 0 )
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{
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unpackFinished = 1;
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return 1;
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}
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fwrite( buf, 1, cnt, fo );
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if( cnt < sizeof(buf) )
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break;
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}
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fclose(ff);
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fclose(fo);
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if( chmod(fname, 0755) != 0 )
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{
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unpackFinished = 1;
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return 0;
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}
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if( stat( "data.tar.gz", &st ) == 0 )
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unpackProgressMbTotal = st.st_size / 1024 / 1024;
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else
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unpackProgressMbTotal = 1;
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unpackProgressMb = 0;
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ff = fopen("data.tar.gz", "rb");
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strcat(fname, " tar xz -C ");
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strcat(fname, getenv("SECURE_STORAGE_DIR"));
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fo = popen(fname, "w");
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if( !ff || !fo )
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{
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unpackFinished = 1;
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return 0;
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}
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int unpackProgressKb = 0;
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for(;;)
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{
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char buf[1024 * 8];
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int cnt = fread( buf, 1, sizeof(buf), ff );
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if( cnt < 0 )
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{
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unpackFinished = 1;
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return 1;
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}
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fwrite( buf, 1, cnt, fo );
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if( cnt < sizeof(buf) )
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break;
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unpackProgressKb += 8;
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if( unpackProgressKb >= 1024 )
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{
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unpackProgressKb = 0;
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unpackProgressMb++;
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}
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}
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fclose(ff);
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if( pclose(fo) != 0 )
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{
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unpackFinished = 1;
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return 0;
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}
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remove("data.tar.gz");
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unpackFinished = 1;
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return 1;
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}
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void XSDL_unpackFiles()
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{
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pthread_t thread_id;
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void * status;
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pthread_create(&thread_id, NULL, &unpackFilesThread, NULL);
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while (!unpackFinished)
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{
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SDL_Delay(400);
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SDL_FillRect(SDL_GetVideoSurface(), NULL, 0);
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char s[128];
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sprintf(s, "Unpacking data: %d/%d Mb, %d%%", unpackProgressMb, unpackProgressMbTotal, unpackProgressMb * 100 / unpackProgressMbTotal);
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renderString(s, VID_X/2, VID_Y/3);
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renderString("You may put this app to background while it's unpacking", VID_X/2, VID_Y*2/3);
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SDL_Flip(SDL_GetVideoSurface());
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}
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pthread_join(thread_id, &status);
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if( status == 0 )
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{
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showErrorMessage("Cannot unpack data files, please reinstall the app");
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exit(1);
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}
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}
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void XSDL_showConfigMenu(int * resolutionW, int * displayW, int * resolutionH, int * displayH)
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{
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int x, y, i, ii;
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SDL_Event event;
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int res = -1, dpi = -1;
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char native[32] = "0x0";
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float dpiScale = 1.0f;
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const char * resStr[] = {
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native, "1920x1080", "1280x960", "1280x720",
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"1024x768", "800x600", "800x480", "640x480"
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};
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const int resVal[][2] = {
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{*resolutionW, *resolutionH}, {1920,1080}, {1280,960}, {1280,720},
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{1024,768}, {800,600}, {800,480}, {640,480}
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};
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const char * fontsStr[] = {
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"x2.5", "x2", "x1.7", "x1.5",
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"x1.3", "x1", "x0.9", "x0.8",
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"x0.7", "x0.6", "x0.5", "x0.4"
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};
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const float fontsVal[] = {
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2.5f, 2.0f, 1.7f, 1.5f,
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1.3f, 1.0f, 0.9f, 0.8f,
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0.7f, 0.6f, 0.5f, 0.4f
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};
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sprintf(native, "%dx%d native", resVal[0][0], resVal[0][1]);
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while ( res < 0 )
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{
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while (SDL_PollEvent(&event))
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{
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switch (event.type)
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{
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case SDL_KEYDOWN:
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if (event.key.keysym.sym == SDLK_UNDO)
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return;
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break;
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case SDL_MOUSEBUTTONUP:
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{
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SDL_GetMouseState(&x, &y);
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i = (y / (VID_Y/2));
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ii = (x / (VID_X/4));
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res = i * 4 + ii;
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}
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break;
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}
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}
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SDL_FillRect(SDL_GetVideoSurface(), NULL, 0);
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renderString("Select display resolution", VID_X/2, VID_Y/2);
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for(i = 0; i < 2; i++)
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for(ii = 0; ii < 4; ii++)
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renderString(resStr[i*4+ii], VID_X/8 + (ii*VID_X/4), VID_Y/4 + (i*VID_Y/2));
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SDL_GetMouseState(&x, &y);
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renderString("X", x, y);
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SDL_Delay(200);
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SDL_Flip(SDL_GetVideoSurface());
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}
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dpiScale = (float)resVal[res][0] / (float)*resolutionW;
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*resolutionW = resVal[res][0];
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*resolutionH = resVal[res][1];
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while ( dpi < 0 )
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{
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while (SDL_PollEvent(&event))
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{
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switch (event.type)
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{
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case SDL_KEYDOWN:
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if (event.key.keysym.sym == SDLK_UNDO)
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return;
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break;
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case SDL_MOUSEBUTTONUP:
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{
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SDL_GetMouseState(&x, &y);
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i = (y / (VID_Y/3));
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ii = (x / (VID_X/4));
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dpi = i * 4 + ii;
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}
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break;
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}
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}
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SDL_FillRect(SDL_GetVideoSurface(), NULL, 0);
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renderString("Select font scale", VID_X/2, VID_Y/3);
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for(i = 0; i < 3; i++)
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for(ii = 0; ii < 4; ii++)
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renderString(fontsStr[i*4+ii], VID_X/8 + (ii*VID_X/4), VID_Y/6 + (i*VID_Y/3));
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SDL_GetMouseState(&x, &y);
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renderString("X", x, y);
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SDL_Delay(200);
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SDL_Flip(SDL_GetVideoSurface());
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}
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*displayW = *displayW * (dpiScale / fontsVal[dpi]);
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*displayH = *displayH * (dpiScale / fontsVal[dpi]);
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}
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void showErrorMessage(const char *msg)
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{
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SDL_Event event;
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SDL_FillRect(SDL_GetVideoSurface(), NULL, 0);
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renderString(msg, VID_X/2, VID_Y/2);
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SDL_Flip(SDL_GetVideoSurface());
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while (1)
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{
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while (SDL_PollEvent(&event))
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{
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switch (event.type)
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{
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case SDL_KEYDOWN:
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if (event.key.keysym.sym == SDLK_UNDO)
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return;
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break;
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}
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}
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}
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}
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void XSDL_initSDL()
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{
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SDL_Init(SDL_INIT_VIDEO);
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SDL_SetVideoMode(VID_X, VID_Y, 24, SDL_SWSURFACE);
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TTF_Init();
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sFont = TTF_OpenFont("DroidSansMono.ttf", 10);
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if (!sFont)
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{
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__android_log_print(ANDROID_LOG_INFO, "XSDL", "Error: cannot open font file, please reinstall the app");
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exit(1);
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}
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}
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void XSDL_deinitSDL()
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{
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TTF_CloseFont(sFont);
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sFont = NULL;
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TTF_Quit();
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// Do NOT call SDL_Quit(), it crashes!
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}
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void renderStringColor(const char *c, int x, int y, int r, int g, int b)
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{
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SDL_Color fColor = {r, g, b};
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SDL_Rect fontRect = {0, 0, 0, 0};
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SDL_Surface* fontSurface = TTF_RenderUTF8_Solid(sFont, c, fColor);
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fontRect.w = fontSurface->w;
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fontRect.h = fontSurface->h;
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fontRect.x = x - fontRect.w / 2;
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fontRect.y = y - fontRect.h / 2;
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SDL_BlitSurface(fontSurface, NULL, SDL_GetVideoSurface(), &fontRect);
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SDL_FreeSurface(fontSurface);
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}
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void renderString(const char *c, int x, int y)
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{
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renderStringColor(c, x, y, 255, 255, 255);
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}
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