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-rw-r--r--oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_generic_text.c.svn-base1001
1 files changed, 0 insertions, 1001 deletions
diff --git a/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_generic_text.c.svn-base b/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_generic_text.c.svn-base
deleted file mode 100644
index a970da49..00000000
--- a/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_generic_text.c.svn-base
+++ /dev/null
@@ -1,1001 +0,0 @@
-/* $Id$
- * $URL$
- *
- * generic driver helper for text-based 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 variables:
- *
- * extern int CHARS, CHAR0; number of user-defineable characters, ASCII of first char
- * extern int ICONS; number of user-defineable characters reserved for icons
- * extern int GOTO_COST; number of bytes a goto command requires
- * extern int INVALIDATE; re-send a modified userdefined char?
- *
- *
- * these functions must be implemented by the real driver:
- *
- * void (*drv_generic_text_real_write)(int row, int col, unsigned char *data, int len);
- * writes a text of specified length at position (row, col)
- *
- * void (*drv_generic_text_real_defchar)(int ascii, unsigned char *buffer);
- * defines the bitmap of a user-defined character
- *
- *
- * exported fuctions:
- *
- * int drv_generic_text_init (char *section, char *driver);
- * initializes the generic text driver
- *
- * int drv_generic_text_draw (WIDGET *W);
- * renders Text widget into framebuffer
- * calls drv_generic_text_real_write()
- *
- * int drv_generic_text_icon_init (void);
- * initializes the generic icon driver
- *
- * int drv_generic_text_icon_draw (WIDGET *W);
- * renders Icon widget into framebuffer
- * calls drv_generic_text_real_write() and drv_generic_text_real_defchar()
- *
- * int drv_generic_text_bar_init (int single_segments);
- * initializes the generic icon driver
- *
- * void drv_generic_text_bar_add_segment (int val1, int val2, DIRECTION dir, int ascii);
- * adds a 'fixed' character to the bar-renderer
- *
- * int drv_generic_text_bar_draw (WIDGET *W);
- * renders Bar widget into framebuffer
- * calls drv_generic_text_real_write() and drv_generic_text_real_defchar()
- *
- * int drv_generic_text_quit (void);
- * closes the generic text 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 "widget.h"
-#include "widget_text.h"
-#include "widget_icon.h"
-#include "widget_bar.h"
-#include "drv.h"
-#include "drv_generic.h"
-#include "drv_generic_text.h"
-
-#ifdef WITH_DMALLOC
-#include <dmalloc.h>
-#endif
-
-
-typedef struct {
- int val1;
- int val2;
- DIRECTION dir;
- STYLE style;
- int segment;
- int invalid;
-} BAR;
-
-typedef struct {
- int val1;
- int val2;
- DIRECTION dir;
- STYLE style;
- int used;
- int ascii;
-} SEGMENT;
-
-static char *Section = NULL;
-static char *Driver = NULL;
-
-int CHARS = 0; /* number of user-defineable characters */
-int CHAR0 = 0; /* ASCII of first user-defineable char */
-int ICONS = 0; /* number of user-defineable characters reserved for icons */
-
-int GOTO_COST = 0; /* number of bytes a goto command requires */
-int INVALIDATE = 0; /* re-send a modified userdefined char? */
-
-
-void (*drv_generic_text_real_write) () = NULL;
-void (*drv_generic_text_real_defchar) () = NULL;
-
-
-static char *LayoutFB = NULL;
-static char *DisplayFB = NULL;
-static int *L2D = NULL;
-
-static int Single_Segments = 0;
-
-static int nSegment = 0;
-static int fSegment = 0;
-static SEGMENT Segment[128];
-static BAR *BarFB = NULL;
-
-
-/****************************************/
-/*** generic Framebuffer stuff ***/
-/****************************************/
-
-static void drv_generic_text_resizeFB(int rows, int cols)
-{
- char *newFB;
- int *newL2D;
- BAR *newBar;
- int i, 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;
-
- /* allocate new Layout FB */
- newFB = malloc(cols * rows * sizeof(*newFB));
- memset(newFB, ' ', rows * cols * sizeof(*newFB));
-
- /* transfer contents */
- if (LayoutFB != NULL) {
- for (row = 0; row < LROWS; row++) {
- for (col = 0; col < LCOLS; col++) {
- newFB[row * cols + col] = LayoutFB[row * LCOLS + col];
- }
- }
- free(LayoutFB);
- }
- LayoutFB = newFB;
-
- /* allocate new transformer */
- newL2D = malloc(cols * rows * sizeof(*newL2D));
-
- /* intitialize translator */
- for (row = 0; row < rows; row++) {
- for (col = 0; col < cols; col++) {
- newL2D[row * cols + col] = row * DCOLS + col;
- }
- }
-
- /* transfer transformer */
- if (L2D != NULL) {
- for (row = 0; row < LROWS; row++) {
- for (col = 0; col < LCOLS; col++) {
- newL2D[row * cols + col] = L2D[row * LCOLS + col];
- }
- }
- free(L2D);
- }
- L2D = newL2D;
-
- /* resize Bar buffer */
- if (BarFB) {
-
- newBar = malloc(rows * cols * sizeof(BAR));
-
- for (i = 0; i < rows * cols; i++) {
- newBar[i].val1 = -1;
- newBar[i].val2 = -1;
- newBar[i].dir = 0;
- newBar[i].segment = -1;
- newBar[i].invalid = 0;
- }
-
- /* transfer contents */
- for (row = 0; row < LROWS; row++) {
- for (col = 0; col < LCOLS; col++) {
- newBar[row * cols + col] = BarFB[row * LCOLS + col];
- }
- }
-
- free(BarFB);
- BarFB = newBar;
- }
-
- LCOLS = cols;
- LROWS = rows;
-}
-
-
-static void drv_generic_text_blit(const int row, const int col, const int height, const int width)
-{
- int lr, lc; /* layout row/col */
- int dr, dc; /* display row/col */
- int p1, p2; /* start/end positon of changed area */
- int eq; /* counter for equal contents */
-
- /* loop over layout rows */
- for (lr = row; lr < LROWS && lr < row + height; lr++) {
- /* transform layout to display row */
- dr = lr;
- /* sanity check */
- if (dr < 0 || dr >= DROWS)
- continue;
- /* loop over layout cols */
- for (lc = col; lc < LCOLS && lc < col + width; lc++) {
- /* transform layout to display column */
- dc = lc;
- /* sanity check */
- if (dc < 0 || dc >= DCOLS)
- continue;
- /* find start of difference */
- if (DisplayFB[dr * DCOLS + dc] == LayoutFB[lr * LCOLS + lc])
- continue;
- /* find end of difference */
- for (p1 = dc, p2 = p1, eq = 0, lc++; lc < LCOLS && lc < col + width; lc++) {
- /* transform layout to display column */
- dc = lc;
- /* sanity check */
- if (dc < 0 || dc >= DCOLS)
- continue;
- if (DisplayFB[dr * DCOLS + dc] == LayoutFB[lr * LCOLS + lc]) {
- if (++eq > GOTO_COST)
- break;
- } else {
- p2 = dc;
- eq = 0;
- }
- }
- /* send to display */
- memcpy(DisplayFB + dr * DCOLS + p1, LayoutFB + lr * LCOLS + p1, p2 - p1 + 1);
- if (drv_generic_text_real_write)
- drv_generic_text_real_write(dr, p1, DisplayFB + dr * DCOLS + p1, p2 - p1 + 1);
- }
- }
-}
-
-
-/****************************************/
-/*** generic text handling ***/
-/****************************************/
-
-int drv_generic_text_init(const char *section, const char *driver)
-{
-
- Section = (char *) section;
- Driver = (char *) driver;
-
- /* init display framebuffer */
- DisplayFB = (char *) malloc(DCOLS * DROWS * sizeof(*DisplayFB));
- memset(DisplayFB, ' ', DROWS * DCOLS * sizeof(*DisplayFB));
-
- /* init layout framebuffer */
- LROWS = 0;
- LCOLS = 0;
- LayoutFB = NULL;
- L2D = NULL;
- drv_generic_text_resizeFB(DROWS, DCOLS);
-
- /* sanity check */
- if (DisplayFB == NULL || LayoutFB == NULL || L2D == NULL) {
- error("%s: framebuffer could not be allocated: malloc() failed", Driver);
- return -1;
- }
-
- /* init generic driver & register plugins */
- drv_generic_blit = drv_generic_text_blit;
- drv_generic_init();
-
- return 0;
-}
-
-
-/* say hello to the user */
-int drv_generic_text_greet(const char *msg1, const char *msg2)
-{
- int i;
- int flag = 0;
-
- char *line1[] = { "* LCD4Linux " VERSION " *",
- "LCD4Linux " VERSION,
- "* LCD4Linux *",
- "LCD4Linux",
- "L4Linux",
- NULL
- };
-
- char *line2[] = { "http://lcd4linux.bulix.org",
- "lcd4linux.bulix.org",
- NULL
- };
-
-
- for (i = 0; line1[i]; i++) {
- if (strlen(line1[i]) <= (unsigned) DCOLS) {
- if (drv_generic_text_real_write)
- drv_generic_text_real_write(0, (DCOLS - strlen(line1[i])) / 2, line1[i], strlen(line1[i]));
- flag = 1;
- break;
- }
- }
-
- if (DROWS >= 2) {
- for (i = 0; line2[i]; i++) {
- if (strlen(line2[i]) <= (unsigned) DCOLS) {
- if (drv_generic_text_real_write)
- drv_generic_text_real_write(1, (DCOLS - strlen(line2[i])) / 2, line2[i], strlen(line2[i]));
- flag = 1;
- break;
- }
- }
- }
-
- if (msg1 && DROWS >= 3) {
- int len = strlen(msg1);
- if (len <= DCOLS) {
- if (drv_generic_text_real_write)
- drv_generic_text_real_write(2, (DCOLS - len) / 2, msg1, len);
- flag = 1;
- }
- }
-
- if (msg2 && DROWS >= 4) {
- int len = strlen(msg2);
- if (len <= DCOLS) {
- if (drv_generic_text_real_write)
- drv_generic_text_real_write(3, (DCOLS - len) / 2, msg2, len);
- flag = 1;
- }
- }
-
- return flag;
-}
-
-
-int drv_generic_text_draw(WIDGET * W)
-{
- WIDGET_TEXT *Text = W->data;
- char *txt;
- int row, col, len;
-
- row = W->row;
- col = W->col;
- txt = Text->buffer;
- len = strlen(txt);
-
- /* maybe grow layout framebuffer */
- drv_generic_text_resizeFB(row + 1, col + len);
-
- /* transfer new text into layout buffer */
- memcpy(LayoutFB + row * LCOLS + col, txt, len);
-
- /* blit it */
- drv_generic_text_blit(row, col, 1, len);
-
- return 0;
-}
-
-
-int drv_generic_text_quit(void)
-{
-
- if (DisplayFB) {
- free(DisplayFB);
- DisplayFB = NULL;
- }
-
- if (LayoutFB) {
- free(LayoutFB);
- LayoutFB = NULL;
- }
-
- if (L2D) {
- free(L2D);
- L2D = NULL;
- }
-
- if (BarFB) {
- free(BarFB);
- BarFB = NULL;
- }
-
- widget_unregister();
-
- return (0);
-}
-
-
-/****************************************/
-/*** generic icon handling ***/
-/****************************************/
-
-int drv_generic_text_icon_init(void)
-{
- if (cfg_number(Section, "Icons", 0, 0, CHARS, &ICONS) < 0)
- return -1;
- if (ICONS > 0) {
- info("%s: reserving %d of %d user-defined characters for icons", Driver, ICONS, CHARS);
- }
- return 0;
-}
-
-
-int drv_generic_text_icon_draw(WIDGET * W)
-{
- static int icon_counter = 0;
- WIDGET_ICON *Icon = W->data;
- int row, col;
- int visible;
- int invalidate = 0;
- unsigned char ascii;
-
- row = W->row;
- col = W->col;
-
- /* maybe grow layout framebuffer */
- drv_generic_text_resizeFB(row + 1, col + 1);
-
- /* icon deactivated? */
- if (Icon->ascii == -2)
- return 0;
-
- /* ASCII already assigned? */
- if (Icon->ascii == -1) {
- if (icon_counter >= ICONS) {
- error("cannot process icon '%s': out of icons", W->name);
- Icon->ascii = -2;
- return -1;
- }
- icon_counter++;
- Icon->ascii = CHAR0 + CHARS - icon_counter;
- }
-
- /* Icon visible? */
- visible = P2N(&Icon->visible) > 0;
-
- /* maybe redefine icon */
- if (Icon->curmap != Icon->prvmap && visible) {
- Icon->prvmap = Icon->curmap;
- if (drv_generic_text_real_defchar)
- drv_generic_text_real_defchar(Icon->ascii, Icon->bitmap + YRES * Icon->curmap);
- invalidate = INVALIDATE;
- }
-
- /* use blank if invisible */
- ascii = visible ? Icon->ascii : ' ';
-
- /* transfer icon into layout buffer */
- LayoutFB[row * LCOLS + col] = ascii;
-
- /* ugly invalidation: change display FB to a wrong value so blit() will really send it */
- if (invalidate) {
- DisplayFB[row * DCOLS + col] = ~ascii;
- }
-
- /* blit it */
- drv_generic_text_blit(row, col, 1, 1);
-
- return 0;
-
-}
-
-
-/****************************************/
-/*** generic bar handling ***/
-/****************************************/
-
-static void drv_generic_text_bar_clear(void)
-{
- int i;
-
- for (i = 0; i < LROWS * LCOLS; i++) {
- BarFB[i].val1 = -1;
- BarFB[i].val2 = -1;
- BarFB[i].dir = 0;
- BarFB[i].style = 0;
- BarFB[i].segment = -1;
- BarFB[i].invalid = 0;
- }
-
- for (i = 0; i < nSegment; i++) {
- Segment[i].used = 0;
- }
-}
-
-
-int drv_generic_text_bar_init(const int single_segments)
-{
- if (BarFB)
- free(BarFB);
-
- if ((BarFB = malloc(LROWS * LCOLS * sizeof(BAR))) == NULL) {
- error("bar buffer allocation failed: out of memory");
- return -1;
- }
-
- Single_Segments = single_segments;
-
- nSegment = 0;
- fSegment = 0;
-
- drv_generic_text_bar_clear();
-
- return 0;
-}
-
-
-void drv_generic_text_bar_add_segment(const int val1, const int val2, const DIRECTION dir, const int ascii)
-{
- Segment[fSegment].val1 = val1;
- Segment[fSegment].val2 = val2;
- Segment[fSegment].dir = dir;
- if (val1 == 0 && val2 == 0)
- Segment[fSegment].style = 0;
- else
- Segment[fSegment].style = 255;
- Segment[fSegment].used = 0;
- Segment[fSegment].ascii = ascii;
-
- fSegment++;
- nSegment = fSegment;
-}
-
-
-static void drv_generic_text_bar_create_bar(int row, int col, const DIRECTION dir, STYLE style, int len, int val1,
- int val2)
-{
- int rev = 0, max;
- if (style)
- BarFB[row * LCOLS + col].style = STYLE_FIRST;
-
- switch (dir) {
- case DIR_WEST:
- max = len * XRES;
- val1 = max - val1;
- val2 = max - val2;
- rev = 1;
-
- case DIR_EAST:
- while (len > 0 && col < LCOLS) {
- BarFB[row * LCOLS + col].dir = dir;
- BarFB[row * LCOLS + col].segment = -1;
- if (style && BarFB[row * LCOLS + col].style == 0)
- BarFB[row * LCOLS + col].style = style;
- if (val1 >= XRES) {
- BarFB[row * LCOLS + col].val1 = rev ? 0 : XRES;
- val1 -= XRES;
- } else {
- BarFB[row * LCOLS + col].val1 = rev ? XRES - val1 : val1;
- val1 = 0;
- }
- if (val2 >= XRES) {
- BarFB[row * LCOLS + col].val2 = rev ? 0 : XRES;
- val2 -= XRES;
- } else {
- BarFB[row * LCOLS + col].val2 = rev ? XRES - val2 : val2;
- val2 = 0;
- }
- len--;
- col++;
- }
- if (style)
- BarFB[row * LCOLS + col - 1].style = STYLE_LAST;
- break;
-
- case DIR_NORTH:
- max = len * YRES;
- val1 = max - val1;
- val2 = max - val2;
- rev = 1;
-
- case DIR_SOUTH:
- while (len > 0 && row < LROWS) {
- BarFB[row * LCOLS + col].dir = dir;
- BarFB[row * LCOLS + col].segment = -1;
- if (val1 >= YRES) {
- BarFB[row * LCOLS + col].val1 = rev ? 0 : YRES;
- val1 -= YRES;
- } else {
- BarFB[row * LCOLS + col].val1 = rev ? YRES - val1 : val1;
- val1 = 0;
- }
- if (val2 >= YRES) {
- BarFB[row * LCOLS + col].val2 = rev ? 0 : YRES;
- val2 -= YRES;
- } else {
- BarFB[row * LCOLS + col].val2 = rev ? YRES - val2 : val2;
- val2 = 0;
- }
- len--;
- row++;
- }
- break;
- }
-}
-
-
-static void drv_generic_text_bar_create_segments(void)
-{
- int i, j, n;
- int res, l1, l2;
-
- /* find first unused segment */
- for (i = fSegment; i < nSegment && Segment[i].used; i++);
-
- /* pack unused segments */
- for (j = i + 1; j < nSegment; j++) {
- if (Segment[j].used)
- Segment[i++] = Segment[j];
- }
- nSegment = i;
-
- /* create needed segments */
- for (n = 0; n < LROWS * LCOLS; n++) {
- if (BarFB[n].dir == 0)
- continue;
- res = BarFB[n].dir & (DIR_EAST | DIR_WEST) ? XRES : YRES;
- for (i = 0; i < nSegment; i++) {
- l1 = Segment[i].val1;
- if (l1 > res)
- l1 = res;
- l2 = Segment[i].val2;
- if (l2 > res)
- l2 = res;
-
- /* same value */
- if (l1 == BarFB[n].val1 && l2 == BarFB[n].val2) {
- /* empty block, only style is interesting */
- if (l1 == 0 && l2 == 0 && Segment[i].style == BarFB[n].style)
- break;
- /* full block, style doesn't matter */
- if (l1 == res && l2 == res)
- break;
- /* half upper block */
- if (l1 == res && l2 == 0 && Segment[i].style == BarFB[n].style)
- break;
- /* half lower block */
- if (l1 == 0 && l2 == res && Segment[i].style == BarFB[n].style)
- break;
- /* same style, same direction */
- if (Segment[i].style == BarFB[n].style && Segment[i].dir & BarFB[n].dir)
- break;
-#if 0
- /* hollow style, val(1,2) == 1, like '[' */
- if (l1 == 1 && l2 == 1 && Segment[i].style == STYLE_FIRST && BarFB[n].style == STYLE_HOLLOW)
- break;
- /* hollow style, val(1,2) == 1, like ']' */
- if (l1 == 1 && l2 == 1 && Segment[i].style == STYLE_LAST && BarFB[n].style == STYLE_HOLLOW)
- break;
-#endif
- }
- }
- if (i == nSegment) {
- nSegment++;
- Segment[i].val1 = BarFB[n].val1;
- Segment[i].val2 = BarFB[n].val2;
- Segment[i].dir = BarFB[n].dir;
- Segment[i].style = BarFB[n].style;
- Segment[i].used = 0;
- Segment[i].ascii = -1;
- }
- BarFB[n].segment = i;
- }
-}
-
-
-static int drv_generic_text_bar_segment_error(const int i, const int j)
-{
- int res;
- int i1, i2, j1, j2;
-
- if (i == j)
- return 65535;
- if (!(Segment[i].dir & Segment[j].dir))
- return 65535;
- if (Segment[i].style != Segment[j].style)
- return 65535;
-
- res = Segment[i].dir & (DIR_EAST | DIR_WEST) ? XRES : YRES;
-
- i1 = Segment[i].val1;
- if (i1 > res)
- i1 = res;
- i2 = Segment[i].val2;
- if (i2 > res)
- i2 = res;
- j1 = Segment[j].val1;
- if (j1 > res)
- j1 = res;
- j2 = Segment[j].val2;
- if (j2 > res)
- j2 = res;
-
- /* do not replace empty with non-empty */
- if (i1 == 0 && j1 != 0)
- return 65535;
- if (i2 == 0 && j2 != 0)
- return 65535;
-
- /* do not replace full with non-full */
- if (i1 == res && j1 < res)
- return 65535;
- if (i2 == res && j2 < res)
- return 65535;
-
- /* do not replace start line */
- /* but only if there are at least some chars available */
- if (CHARS - ICONS > 0) {
- if (i1 == 1 && j1 != 1 && i2 > 0)
- return 65535;
- if (i2 == 1 && j2 != 1 && j1 > 0)
- return 65535;
- }
-
- /* do not replace equal length with non-equal length */
- if (i1 == i2 && j1 != j2)
- return 65535;
-
- return (i1 - j1) * (i1 - j1) + (i2 - j2) * (i2 - j2);
-}
-
-
-static void drv_generic_text_bar_pack_segments(void)
-{
- int i, j, n, min;
- int pack_i, pack_j;
- int pass1 = 1;
- int error[nSegment][nSegment];
-
- if (nSegment <= fSegment + CHARS - ICONS) {
- return;
- }
-
- for (i = 0; i < nSegment; i++) {
- for (j = 0; j < nSegment; j++) {
- error[i][j] = drv_generic_text_bar_segment_error(i, j);
- /* debug ("[%d][%d] = %d", i, j, error[i][j]); */
- }
- }
-
- while (nSegment > fSegment + CHARS - ICONS) {
-
- min = 65535;
- pack_i = -1;
- pack_j = -1;
- for (i = fSegment; i < nSegment; i++) {
- if (pass1 && Segment[i].used)
- continue;
- for (j = 0; j < nSegment; j++) {
- if (error[i][j] < min) {
- min = error[i][j];
- pack_i = i;
- pack_j = j;
- }
- }
- }
- if (pack_i == -1) {
- if (pass1) {
- pass1 = 0;
- continue;
- } else {
- error("unable to compact bar characters");
- error("nSegment=%d fSegment=%d CHARS=%d ICONS=%d", nSegment, fSegment, CHARS, ICONS);
- error("Segment[0].val1=%d val2=%d", Segment[0].val1, Segment[0].val2);
- error("Segment[1].val1=%d val2=%d", Segment[1].val1, Segment[1].val2);
- error("Segment[2].val1=%d val2=%d", Segment[2].val1, Segment[2].val2);
- nSegment = CHARS - ICONS;
- break;
- }
- }
-#if 0
- debug("pack_segment: n=%d i=%d j=%d min=%d", nSegment, pack_i, pack_j, min);
- debug("Pack_segment: i1=%d i2=%d j1=%d j2=%d\n", Segment[pack_i].val1, Segment[pack_i].val2,
- Segment[pack_j].val1, Segment[pack_j].val2);
-#endif
-
- nSegment--;
- Segment[pack_i] = Segment[nSegment];
-
- for (i = 0; i < nSegment; i++) {
- error[pack_i][i] = error[nSegment][i];
- error[i][pack_i] = error[i][nSegment];
- }
-
- for (n = 0; n < LROWS * LCOLS; n++) {
- if (BarFB[n].segment == pack_i)
- BarFB[n].segment = pack_j;
- if (BarFB[n].segment == nSegment)
- BarFB[n].segment = pack_i;
- }
- }
-}
-
-
-static void drv_generic_text_bar_define_chars(void)
-{
- int c, i, j;
- unsigned char buffer[8];
-
- for (i = fSegment; i < nSegment; i++) {
- if (Segment[i].used)
- continue;
- if (Segment[i].ascii != -1)
- continue;
- for (c = 0; c < CHARS - ICONS; c++) {
- for (j = fSegment; j < nSegment; j++) {
- if (Segment[j].ascii == c)
- break;
- }
- if (j == nSegment)
- break;
- }
- Segment[i].ascii = c;
- switch (Segment[i].dir) {
- case DIR_WEST:
- if (Segment[i].style) {
- buffer[0] = 255;
- buffer[7] = 255;
- if (Segment[i].style & (STYLE_FIRST | STYLE_LAST))
- for (j = 1; j < 7; j++) {
- buffer[j] |= Segment[i].style & STYLE_FIRST ? 16 : 1;
- }
- }
- break;
- case DIR_EAST:
- for (j = 0; j < 4; j++) {
- buffer[j] = 255 << (XRES - Segment[i].val1);
- buffer[j + 4] = 255 << (XRES - Segment[i].val2);
- }
- if (Segment[i].style) {
- buffer[0] = 255;
- buffer[7] = 255;
- if (Segment[i].style & (STYLE_FIRST | STYLE_LAST))
- for (j = 1; j < 7; j++) {
- buffer[j] |= Segment[i].style & STYLE_FIRST ? 16 : 1;
- }
- }
- break;
- case DIR_NORTH:
- for (j = 0; j < Segment[i].val1; j++) {
- buffer[7 - j] = (1 << XRES) - 1;
- }
- for (; j < YRES; j++) {
- buffer[7 - j] = 0;
- }
- break;
- case DIR_SOUTH:
- for (j = 0; j < Segment[i].val1; j++) {
- buffer[j] = (1 << XRES) - 1;
- }
- for (; j < YRES; j++) {
- buffer[j] = 0;
- }
- break;
- }
- if (drv_generic_text_real_defchar)
- drv_generic_text_real_defchar(CHAR0 + c, buffer);
-
- /* maybe invalidate framebuffer */
- if (INVALIDATE) {
- for (j = 0; j < LROWS * LCOLS; j++) {
- if (BarFB[j].segment == i) {
- BarFB[j].invalid = 1;
- }
- }
- }
- }
-}
-
-
-int drv_generic_text_bar_draw(WIDGET * W)
-{
- WIDGET_BAR *Bar = W->data;
- int row, col, len, res, max, val1, val2;
- int c, n, s;
- DIRECTION dir;
- STYLE style;
-
- row = W->row;
- col = W->col;
- dir = Bar->direction;
- style = Bar->style;
- len = Bar->length;
-
- /* maybe grow layout framebuffer */
- /* bars *always* grow heading North or East! */
- if (dir & (DIR_EAST | DIR_WEST)) {
- drv_generic_text_resizeFB(row + 1, col + len);
- } else {
- drv_generic_text_resizeFB(row + 1, col + 1);
- }
-
- 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;
-
- if (Single_Segments)
- val2 = val1;
-
- /* create this bar */
- drv_generic_text_bar_create_bar(row, col, dir, style, len, val1, val2);
-
- /* process all bars */
- drv_generic_text_bar_create_segments();
- drv_generic_text_bar_pack_segments();
- drv_generic_text_bar_define_chars();
-
- /* reset usage flags */
- for (s = 0; s < nSegment; s++) {
- Segment[s].used = 0;
- }
-
- /* set usage flags */
- for (n = 0; n < LROWS * LCOLS; n++) {
- if ((s = BarFB[n].segment) != -1)
- Segment[s].used = 1;
- }
-
- /* transfer bars into layout buffer */
- for (row = 0; row < LROWS; row++) {
- for (col = 0; col < LCOLS; col++) {
- n = row * LCOLS + col;
- s = BarFB[n].segment;
- if (s == -1)
- continue;
- c = Segment[s].ascii;
- if (c == -1)
- continue;
- if (s >= fSegment)
- c += CHAR0; /* ascii offset for user-defineable chars */
- LayoutFB[n] = c;
- /* maybe invalidate display framebuffer */
- if (BarFB[n].invalid) {
- BarFB[n].invalid = 0;
- /* ugly invalidation: change display FB to a wrong value so blit() will really send it */
- DisplayFB[row * DCOLS + col] = ~LayoutFB[n];
- }
- }
- }
-
- /* blit whole layout FB */
- drv_generic_text_blit(0, 0, LROWS, LCOLS);
-
-
- return 0;
-
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-17 00:36:53 +0000
[cgit] Unable to lock slot /tmp/cgit/33300000.lock: No such file or directory (2)