diff options
Diffstat (limited to 'w3mimgdisplay.c')
| -rw-r--r-- | w3mimgdisplay.c | 45 |
1 files changed, 39 insertions, 6 deletions
diff --git a/w3mimgdisplay.c b/w3mimgdisplay.c index 4534246..6ec24cc 100644 --- a/w3mimgdisplay.c +++ b/w3mimgdisplay.c @@ -1,4 +1,4 @@ -/* $Id: w3mimgdisplay.c,v 1.13 2003/03/24 15:45:57 ukai Exp $ */ +/* $Id: w3mimgdisplay.c,v 1.14 2003/07/07 15:48:16 ukai Exp $ */ #include <stdio.h> #include <stdlib.h> #include <ctype.h> @@ -21,7 +21,8 @@ static int maxImage = 0, maxAnim = 100; static void GetOption(int argc, char **argv); static void DrawImage(char *buf, int redraw); -static void ClearImage(void); +static void TermImage(void); +static void ClearImage(char *buf); int main(int argc, char **argv) @@ -100,15 +101,18 @@ main(int argc, char **argv) * op args * 0; params draw image * 1; params redraw image - * 2; -none- clear image + * 2; -none- terminate drawing * 3; -none- sync drawing * 4; -none- nop, sync communication * response '\n' * 5; path get size of image, * response "<width> <height>\n" + * 6; params(6) clear image * * params * <n>;<x>;<y>;<w>;<h>;<sx>;<sy>;<sw>;<sh>;<path> + * params(6) + * <x>;<y>;<w>;<h> * */ switch (buf[0]) { @@ -119,7 +123,7 @@ main(int argc, char **argv) DrawImage(&buf[2], 1); break; case '2': - ClearImage(); + TermImage(); break; case '3': w_op->sync(w_op); @@ -144,9 +148,12 @@ main(int argc, char **argv) fflush(stdout); } break; + case '6': + ClearImage(&buf[2]); + break; } } - ClearImage(); + TermImage(); w_op->close(w_op); exit(0); } @@ -278,7 +285,7 @@ DrawImage(char *buf, int redraw) } void -ClearImage(void) +TermImage(void) { w_op->finish(w_op); if (imageBuf) { @@ -291,3 +298,29 @@ ClearImage(void) } maxImage = 0; } + +void +ClearImage(char *buf) +{ + char *p = buf; + int x = 0, y = 0, w = 0, h = 0; + + if (!p) + return; + for (; isdigit(*p); p++) + x = 10 * x + (*p - '0'); + if (*(p++) != ';') + return; + for (; isdigit(*p); p++) + y = 10 * y + (*p - '0'); + if (*(p++) != ';') + return; + for (; isdigit(*p); p++) + w = 10 * w + (*p - '0'); + if (*(p++) != ';') + return; + for (; isdigit(*p); p++) + h = 10 * h + (*p - '0'); + + w_op->clear(w_op, x, y, w, h); +} |