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-rw-r--r--oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_generic_graphic.c.svn-base723
1 files changed, 0 insertions, 723 deletions
diff --git a/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_generic_graphic.c.svn-base b/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_generic_graphic.c.svn-base
deleted file mode 100644
index 985544fe..00000000
--- a/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_generic_graphic.c.svn-base
+++ /dev/null
@@ -1,723 +0,0 @@
-/* $Id$
- * $URL$
- *
- * generic driver helper for graphic displays
- *
- * Copyright (C) 1999, 2000 Michael Reinelt <michael@reinelt.co.at>
- * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
- *
- * This file is part of LCD4Linux.
- *
- * LCD4Linux is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * LCD4Linux is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/*
- *
- * exported functions:
- *
- * int drv_generic_graphic_init (char *section, char *driver);
- * initializes the generic graphic driver
- *
- * int drv_generic_graphic_draw (WIDGET *W);
- * renders Text widget into framebuffer
- * calls drv_generic_graphic_real_blit()
- *
- * int drv_generic_graphic_icon_draw (WIDGET *W);
- * renders Icon widget into framebuffer
- * calls drv_generic_graphic_real_blit()
- *
- * int drv_generic_graphic_bar_draw (WIDGET *W);
- * renders Bar widget into framebuffer
- * calls drv_generic_graphic_real_blit()
- *
- * int drv_generic_graphic_quit (void);
- * closes generic graphic driver
- *
- */
-
-
-#include "config.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <unistd.h>
-#include <termios.h>
-#include <fcntl.h>
-
-#include "debug.h"
-#include "cfg.h"
-#include "plugin.h"
-#include "layout.h"
-#include "widget.h"
-#include "property.h"
-#include "widget_text.h"
-#include "widget_icon.h"
-#include "widget_bar.h"
-#include "widget_image.h"
-#include "rgb.h"
-#include "drv.h"
-#include "drv_generic.h"
-#include "drv_generic_graphic.h"
-#include "font_6x8.h"
-#include "font_6x8_bold.h"
-
-#ifdef WITH_DMALLOC
-#include <dmalloc.h>
-#endif
-
-/* pixel colors */
-RGBA FG_COL = {.R = 0x00,.G = 0x00,.B = 0x00,.A = 0xff };
-RGBA BG_COL = {.R = 0xff,.G = 0xff,.B = 0xff,.A = 0xff };
-RGBA BL_COL = {.R = 0xff,.G = 0xff,.B = 0xff,.A = 0x00 };
-RGBA NO_COL = {.R = 0x00,.G = 0x00,.B = 0x00,.A = 0x00 };
-
-static char *Section = NULL;
-static char *Driver = NULL;
-
-/* framebuffer */
-static RGBA *drv_generic_graphic_FB[LAYERS] = { NULL, };
-
-/* inverted colors */
-static int INVERTED = 0;
-
-/* must be implemented by the real driver */
-void (*drv_generic_graphic_real_blit) () = NULL;
-
-
-/****************************************/
-/*** generic Framebuffer stuff ***/
-/****************************************/
-
-static void drv_generic_graphic_resizeFB(int rows, int cols)
-{
- RGBA *newFB;
- int i, l, row, col;
-
- /* Layout FB is large enough */
- if (rows <= LROWS && cols <= LCOLS)
- return;
-
- /* get maximum values */
- if (rows < LROWS)
- rows = LROWS;
- if (cols < LCOLS)
- cols = LCOLS;
-
- for (l = 0; l < LAYERS; l++) {
-
- /* allocate and initialize new Layout FB */
- newFB = malloc(cols * rows * sizeof(*newFB));
- for (i = 0; i < rows * cols; i++)
- newFB[i] = NO_COL;
-
- /* transfer contents */
- if (drv_generic_graphic_FB[l] != NULL) {
- for (row = 0; row < LROWS; row++) {
- for (col = 0; col < LCOLS; col++) {
- newFB[row * cols + col] = drv_generic_graphic_FB[l][row * LCOLS + col];
- }
- }
- free(drv_generic_graphic_FB[l]);
- }
- drv_generic_graphic_FB[l] = newFB;
- }
-
- LCOLS = cols;
- LROWS = rows;
-
-}
-
-static void drv_generic_graphic_window(int pos, int size, int max, int *wpos, int *wsize)
-{
- int p1 = pos;
- int p2 = pos + size;
-
- *wpos = 0;
- *wsize = 0;
-
- if (p1 > max || p2 < 0 || size < 1)
- return;
-
- if (p1 < 0)
- p1 = 0;
-
- if (p2 > max)
- p2 = max;
-
- *wpos = p1;
- *wsize = p2 - p1;
-}
-
-static void drv_generic_graphic_blit(const int row, const int col, const int height, const int width)
-{
- if (drv_generic_graphic_real_blit) {
- int r, c, h, w;
- drv_generic_graphic_window(row, height, DROWS, &r, &h);
- drv_generic_graphic_window(col, width, DCOLS, &c, &w);
- if (h > 0 && w > 0) {
- drv_generic_graphic_real_blit(r, c, h, w);
- }
- }
-}
-
-static RGBA drv_generic_graphic_blend(const int row, const int col)
-{
- int l, o;
- RGBA p;
- RGBA ret;
-
- ret.R = BL_COL.R;
- ret.G = BL_COL.G;
- ret.B = BL_COL.B;
- ret.A = 0x00;
-
- /* find first opaque layer */
- /* layers below are fully covered */
- o = LAYERS - 1;
- for (l = 0; l < LAYERS; l++) {
- p = drv_generic_graphic_FB[l][row * LCOLS + col];
- if (p.A == 255) {
- o = l;
- break;
- }
- }
-
- for (l = o; l >= 0; l--) {
- p = drv_generic_graphic_FB[l][row * LCOLS + col];
- switch (p.A) {
- case 0:
- break;
- case 255:
- ret.R = p.R;
- ret.G = p.G;
- ret.B = p.B;
- ret.A = 0xff;
- break;
- default:
- ret.R = (p.R * p.A + ret.R * (255 - p.A)) / 255;
- ret.G = (p.G * p.A + ret.G * (255 - p.A)) / 255;
- ret.B = (p.B * p.A + ret.B * (255 - p.A)) / 255;
- ret.A = 0xff;
- }
- }
- if (INVERTED) {
- ret.R = 255 - ret.R;
- ret.G = 255 - ret.G;
- ret.B = 255 - ret.B;
- }
-
- return ret;
-}
-
-
-/****************************************/
-/*** generic text handling ***/
-/****************************************/
-
-static void drv_generic_graphic_render(const int layer, const int row, const int col, const RGBA fg, const RGBA bg,
- const char *style, const char *txt)
-{
- int c, r, x, y, len;
-
- /* sanity checks */
- if (layer < 0 || layer >= LAYERS) {
- error("%s: layer %d out of bounds (0..%d)", Driver, layer, LAYERS - 1);
- return;
- }
-
- len = strlen(txt);
-
- /* maybe grow layout framebuffer */
- drv_generic_graphic_resizeFB(row + YRES, col + XRES * len);
-
- r = row;
- c = col;
-
- /* render text into layout FB */
- while (*txt != '\0') {
- unsigned char *chr;
-
- if (strstr(style, "bold") != NULL) {
- chr = Font_6x8_bold[(int) *(unsigned char *) txt];
- } else {
- chr = Font_6x8[(int) *(unsigned char *) txt];
- }
-
- for (y = 0; y < YRES; y++) {
- int mask = 1 << XRES;
- for (x = 0; x < XRES; x++) {
- mask >>= 1;
- if (chr[y] & mask)
- drv_generic_graphic_FB[layer][(r + y) * LCOLS + c + x] = fg;
- else
- drv_generic_graphic_FB[layer][(r + y) * LCOLS + c + x] = bg;
- }
- }
- c += XRES;
- txt++;
- }
-
- /* flush area */
- drv_generic_graphic_blit(row, col, YRES, XRES * len);
-
-}
-
-
-/* say hello to the user */
-int drv_generic_graphic_greet(const char *msg1, const char *msg2)
-{
- char *line1[] = { "* LCD4Linux " VERSION " *",
- "LCD4Linux " VERSION,
- "* LCD4Linux *",
- "LCD4Linux",
- "L4Linux",
- NULL
- };
-
- char *line2[] = { "http://lcd4linux.bulix.org",
- "lcd4linux.bulix.org",
- NULL
- };
-
- int i;
- int flag = 0;
-
- unsigned int cols = DCOLS / XRES;
- unsigned int rows = DROWS / YRES;
-
- for (i = 0; line1[i]; i++) {
- if (strlen(line1[i]) <= cols) {
- drv_generic_graphic_render(0, YRES * 0, XRES * ((cols - strlen(line1[i])) / 2), FG_COL, BG_COL, "norm",
- line1[i]);
- flag = 1;
- break;
- }
- }
-
- if (rows >= 2) {
- for (i = 0; line2[i]; i++) {
- if (strlen(line2[i]) <= cols) {
- drv_generic_graphic_render(0, YRES * 1, XRES * ((cols - strlen(line2[i])) / 2), FG_COL, BG_COL, "norm",
- line2[i]);
- flag = 1;
- break;
- }
- }
- }
-
- if (msg1 && rows >= 3) {
- unsigned int len = strlen(msg1);
- if (len <= cols) {
- drv_generic_graphic_render(0, YRES * 2, XRES * ((cols - len) / 2), FG_COL, BG_COL, "norm", msg1);
- flag = 1;
- }
- }
-
- if (msg2 && rows >= 4) {
- unsigned int len = strlen(msg2);
- if (len <= cols) {
- drv_generic_graphic_render(0, YRES * 3, XRES * ((cols - len) / 2), FG_COL, BG_COL, "norm", msg2);
- flag = 1;
- }
- }
-
- return flag;
-}
-
-
-int drv_generic_graphic_draw(WIDGET * W)
-{
- WIDGET_TEXT *Text = W->data;
- RGBA fg, bg;
-
- fg = W->fg_valid ? W->fg_color : FG_COL;
- bg = W->bg_valid ? W->bg_color : BG_COL;
-
- drv_generic_graphic_render(W->layer, YRES * W->row, XRES * W->col, fg, bg, P2S(&Text->style), Text->buffer);
-
- return 0;
-}
-
-
-/****************************************/
-/*** generic icon handling ***/
-/****************************************/
-
-int drv_generic_graphic_icon_draw(WIDGET * W)
-{
- WIDGET_ICON *Icon = W->data;
- RGBA fg, bg;
- unsigned char *bitmap = Icon->bitmap + YRES * Icon->curmap;
- int layer, row, col;
- int x, y;
- int visible;
-
- layer = W->layer;
- row = YRES * W->row;
- col = XRES * W->col;
-
- fg = W->fg_valid ? W->fg_color : FG_COL;
- bg = W->bg_valid ? W->bg_color : BG_COL;
-
- /* sanity check */
- if (layer < 0 || layer >= LAYERS) {
- error("%s: layer %d out of bounds (0..%d)", Driver, layer, LAYERS - 1);
- return -1;
- }
-
- /* maybe grow layout framebuffer */
- drv_generic_graphic_resizeFB(row + YRES, col + XRES);
-
- /* Icon visible? */
- visible = P2N(&Icon->visible) > 0;
-
- /* render icon */
- for (y = 0; y < YRES; y++) {
- int mask = 1 << XRES;
- for (x = 0; x < XRES; x++) {
- int i = (row + y) * LCOLS + col + x;
- mask >>= 1;
- if (visible) {
- if (bitmap[y] & mask)
- drv_generic_graphic_FB[layer][i] = fg;
- else
- drv_generic_graphic_FB[layer][i] = bg;
- } else {
- drv_generic_graphic_FB[layer][i] = BG_COL;
- }
- }
- }
-
- /* flush area */
- drv_generic_graphic_blit(row, col, YRES, XRES);
-
- return 0;
-
-}
-
-
-/****************************************/
-/*** generic bar handling ***/
-/****************************************/
-
-int drv_generic_graphic_bar_draw(WIDGET * W)
-{
- WIDGET_BAR *Bar = W->data;
- RGBA fg, bg, bar[2];
- int layer, row, col, len, res, rev, max, val1, val2;
- int x, y;
- DIRECTION dir;
- STYLE style;
-
- layer = W->layer;
- row = YRES * W->row;
- col = XRES * W->col;
- dir = Bar->direction;
- style = Bar->style;
- len = Bar->length;
-
- fg = W->fg_valid ? W->fg_color : FG_COL;
- bg = W->bg_valid ? W->bg_color : BG_COL;
-
- bar[0] = Bar->color_valid[0] ? Bar->color[0] : fg;
- bar[1] = Bar->color_valid[1] ? Bar->color[1] : fg;
-
- /* sanity check */
- if (layer < 0 || layer >= LAYERS) {
- error("%s: layer %d out of bounds (0..%d)", Driver, layer, LAYERS - 1);
- return -1;
- }
-
- /* maybe grow layout framebuffer */
- if (dir & (DIR_EAST | DIR_WEST)) {
- drv_generic_graphic_resizeFB(row + YRES, col + XRES * len);
- } else {
- drv_generic_graphic_resizeFB(row + YRES * len, col + XRES);
- }
-
- res = dir & (DIR_EAST | DIR_WEST) ? XRES : YRES;
- max = len * res;
- val1 = Bar->val1 * (double) (max);
- val2 = Bar->val2 * (double) (max);
-
- if (val1 < 1)
- val1 = 1;
- else if (val1 > max)
- val1 = max;
-
- if (val2 < 1)
- val2 = 1;
- else if (val2 > max)
- val2 = max;
-
- rev = 0;
-
- switch (dir) {
- case DIR_WEST:
- val1 = max - val1;
- val2 = max - val2;
- rev = 1;
-
- case DIR_EAST:
- for (y = 0; y < YRES; y++) {
- int val = y < YRES / 2 ? val1 : val2;
- RGBA bc = y < YRES / 2 ? bar[0] : bar[1];
-
- for (x = 0; x < max; x++) {
- if (x < val)
- drv_generic_graphic_FB[layer][(row + y) * LCOLS + col + x] = rev ? bg : bc;
- else
- drv_generic_graphic_FB[layer][(row + y) * LCOLS + col + x] = rev ? bc : bg;
-
- if (style) {
- drv_generic_graphic_FB[layer][(row + 0) * LCOLS + col + x] = fg;
- drv_generic_graphic_FB[layer][(row + YRES - 1) * LCOLS + col + x] = fg;
- }
- }
- if (style) {
- drv_generic_graphic_FB[layer][(row + y) * LCOLS + col] = fg;
- drv_generic_graphic_FB[layer][(row + y) * LCOLS + col + max - 1] = fg;
- }
- }
- break;
-
- case DIR_NORTH:
- val1 = max - val1;
- val2 = max - val2;
- rev = 1;
-
- case DIR_SOUTH:
- for (x = 0; x < XRES; x++) {
- int val = x < XRES / 2 ? val1 : val2;
- RGBA bc = x < XRES / 2 ? bar[0] : bar[1];
- for (y = 0; y < max; y++) {
- if (y < val)
- drv_generic_graphic_FB[layer][(row + y) * LCOLS + col + x] = rev ? bg : bc;
- else
- drv_generic_graphic_FB[layer][(row + y) * LCOLS + col + x] = rev ? bc : bg;
- if (style) {
- drv_generic_graphic_FB[layer][(row + y) * LCOLS + col + 0] = fg;
- drv_generic_graphic_FB[layer][(row + y) * LCOLS + col + XRES - 1] = fg;
- }
- }
- if (style) {
- drv_generic_graphic_FB[layer][(row + 0) * LCOLS + col + x] = fg;
- drv_generic_graphic_FB[layer][(row + max - 1) * LCOLS + col + x] = fg;
- }
- }
- break;
- }
-
- /* flush area */
- if (dir & (DIR_EAST | DIR_WEST)) {
- drv_generic_graphic_blit(row, col, YRES, XRES * len);
- } else {
- drv_generic_graphic_blit(row, col, YRES * len, XRES);
- }
-
- return 0;
-}
-
-
-/****************************************/
-/*** generic image handling ***/
-/****************************************/
-
-int drv_generic_graphic_image_draw(WIDGET * W)
-{
- WIDGET_IMAGE *Image = W->data;
- int layer, row, col, width, height;
- int x, y;
- int visible;
-
- layer = W->layer;
- row = W->row;
- col = W->col;
- width = Image->width;
- height = Image->height;
-
- /* sanity check */
- if (layer < 0 || layer >= LAYERS) {
- error("%s: layer %d out of bounds (0..%d)", Driver, layer, LAYERS - 1);
- return -1;
- }
-
- /* if no size or no image at all, do nothing */
- if (width <= 0 || height <= 0 || Image->bitmap == NULL) {
- return 0;
- }
-
- /* maybe grow layout framebuffer */
- drv_generic_graphic_resizeFB(row + height, col + width);
-
- /* render image */
- visible = P2N(&Image->visible);
- for (y = 0; y < height; y++) {
- for (x = 0; x < width; x++) {
- int i = (row + y) * LCOLS + col + x;
- if (visible) {
- drv_generic_graphic_FB[layer][i] = Image->bitmap[y * width + x];
- } else {
- drv_generic_graphic_FB[layer][i] = BG_COL;
- }
- }
- }
-
- /* flush area */
- drv_generic_graphic_blit(row, col, height, width);
-
- return 0;
-
-}
-
-
-/****************************************/
-/*** generic init/quit ***/
-/****************************************/
-
-int drv_generic_graphic_init(const char *section, const char *driver)
-{
- int i, l;
- char *color;
- WIDGET_CLASS wc;
-
- Section = (char *) section;
- Driver = (char *) driver;
-
- /* init layout framebuffer */
- LROWS = 0;
- LCOLS = 0;
-
- for (l = 0; l < LAYERS; l++)
- drv_generic_graphic_FB[l] = NULL;
-
- drv_generic_graphic_resizeFB(DROWS, DCOLS);
-
- /* sanity check */
- for (l = 0; l < LAYERS; l++) {
- if (drv_generic_graphic_FB[l] == NULL) {
- error("%s: framebuffer could not be allocated: malloc() failed", Driver);
- return -1;
- }
- }
-
- /* init generic driver & register plugins */
- drv_generic_init();
-
- /* set default colors */
- color = cfg_get(Section, "foreground", "000000ff");
- if (color2RGBA(color, &FG_COL) < 0) {
- error("%s: ignoring illegal color '%s'", Driver, color);
- }
- if (color)
- free(color);
-
- color = cfg_get(Section, "background", "ffffff00");
- if (color2RGBA(color, &BG_COL) < 0) {
- error("%s: ignoring illegal color '%s'", Driver, color);
- }
- if (color)
- free(color);
-
- color = cfg_get(Section, "basecolor", "ffffff");
- if (color2RGBA(color, &BL_COL) < 0) {
- error("%s: ignoring illegal color '%s'", Driver, color);
- }
- if (color)
- free(color);
-
- /* inverted display? */
- cfg_number(section, "inverted", 0, 0, 1, &INVERTED);
-
- /* register text widget */
- wc = Widget_Text;
- wc.draw = drv_generic_graphic_draw;
- widget_register(&wc);
-
- /* register icon widget */
- wc = Widget_Icon;
- wc.draw = drv_generic_graphic_icon_draw;
- widget_register(&wc);
-
- /* register bar widget */
- wc = Widget_Bar;
- wc.draw = drv_generic_graphic_bar_draw;
- widget_register(&wc);
-
- /* register image widget */
-#ifdef WITH_IMAGE
- wc = Widget_Image;
- wc.draw = drv_generic_graphic_image_draw;
- widget_register(&wc);
-#endif
-
- /* clear framebuffer but do not blit to display */
- for (l = 0; l < LAYERS; l++)
- for (i = 0; i < LCOLS * LROWS; i++)
- drv_generic_graphic_FB[l][i] = NO_COL;
-
- return 0;
-}
-
-
-int drv_generic_graphic_clear(void)
-{
- int i, l;
-
- for (l = 0; l < LAYERS; l++)
- for (i = 0; i < LCOLS * LROWS; i++)
- drv_generic_graphic_FB[l][i] = NO_COL;
-
- drv_generic_graphic_blit(0, 0, LROWS, LCOLS);
-
- return 0;
-}
-
-
-RGBA drv_generic_graphic_rgb(const int row, const int col)
-{
- return drv_generic_graphic_blend(row, col);
-}
-
-
-unsigned char drv_generic_graphic_gray(const int row, const int col)
-{
- RGBA p = drv_generic_graphic_blend(row, col);
- return (77 * p.R + 150 * p.G + 28 * p.B) / 255;
-}
-
-
-unsigned char drv_generic_graphic_black(const int row, const int col)
-{
- return drv_generic_graphic_gray(row, col) < 127;
-}
-
-
-int drv_generic_graphic_quit(void)
-{
- int l;
-
- for (l = 0; l < LAYERS; l++) {
- if (drv_generic_graphic_FB[l]) {
- free(drv_generic_graphic_FB[l]);
- drv_generic_graphic_FB[l] = NULL;
- }
- }
- widget_unregister();
- return (0);
-}
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