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Initial working drawing support for rect and bitmap

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This commit is contained in:
Michael Jumper 2011-07-20 16:15:32 -07:00
parent 9032357965
commit 9b05cf5f67
2 changed files with 131 additions and 16 deletions
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2
protocols/rdp/include/rdp_handlers.h
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@ -63,7 +63,7 @@ void guac_rdp_ui_bell(rdpInst* inst);
void guac_rdp_ui_destblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy);
void guac_rdp_ui_patblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy, RD_BRUSH* brush, int bgcolour, int fgcolour);
void guac_rdp_ui_screenblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy, int srcx, int srcy);
void guac_rdp_ui_memblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy, RD_HBITMAP src, int srcx, int srcy);
void guac_rdp_ui_memblt(rdpInst* inst, uint8 opcode, int x, int y, int width, int height, RD_HBITMAP src, int srcx, int srcy);
void guac_rdp_ui_triblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy, RD_HBITMAP src, int srcx, int srcy, RD_BRUSH* brush, int bgcolour, int fgcolour);
RD_HGLYPH guac_rdp_ui_create_glyph(rdpInst* inst, int width, int height, uint8* data);
void guac_rdp_ui_destroy_glyph(rdpInst* inst, RD_HGLYPH glyph);

145
protocols/rdp/src/rdp_handlers.c
View File

@ -36,6 +36,9 @@
* ***** END LICENSE BLOCK ***** */
#include <stdio.h>
#include <stdlib.h>
#include <cairo/cairo.h>
#include <guacamole/log.h>
#include <guacamole/guacio.h>
@ -69,7 +72,9 @@ void guac_rdp_ui_begin_update(rdpInst* inst) {
}
void guac_rdp_ui_end_update(rdpInst* inst) {
/* UNUSED */
guac_client* client = (guac_client*) inst->param1;
GUACIO* io = client->io;
guac_flush(io);
}
void guac_rdp_ui_desktop_save(rdpInst* inst, int offset, int x, int y, int cx, int cy) {
@ -80,13 +85,75 @@ void guac_rdp_ui_desktop_restore(rdpInst* inst, int offset, int x, int y, int cx
guac_log_info("guac_rdp_ui_desktop_restore: STUB\n");
}
RD_HBITMAP guac_rdp_ui_create_bitmap(rdpInst* inst, int width, int height, uint8* data) {
/* Allocate and return buffer */
/* Allocate buffer */
guac_client* client = (guac_client*) inst->param1;
GUACIO* io = client->io;
guac_layer* buffer = guac_client_alloc_buffer(client);
guac_log_info("guac_rdp_ui_create_bitmap: STUB %ix%i, bpp=%i (got buffer %i)\n", width, height, inst->settings->server_depth, buffer->index);
int x, y;
int stride;
int bpp = inst->settings->server_depth / 8;
unsigned char* image_buffer;
unsigned char* image_buffer_row;
cairo_surface_t* surface;
/* Init Cairo buffer */
stride = cairo_format_stride_for_width(CAIRO_FORMAT_RGB24, width);
image_buffer = malloc(height*stride);
image_buffer_row = image_buffer;
/* Copy image data from image data to buffer */
for (y = 0; y<height; y++) {
unsigned int* image_buffer_current;
/* Get current buffer row, advance to next */
image_buffer_current = (unsigned int*) image_buffer_row;
image_buffer_row += stride;
for (x = 0; x<width; x++) {
unsigned char red, green, blue;
unsigned int v;
switch (bpp) {
case 3:
blue = *((unsigned char*) data++);
green = *((unsigned char*) data++);
red = *((unsigned char*) data++);
break;
case 2:
v = *((unsigned char*) data++);
v |= *((unsigned char*) data++) << 8;
red = ((v >> 8) & 0xF8) | ((v >> 13) & 0x07);
green = ((v >> 3) & 0xFC) | ((v >> 9) & 0x03);
blue = ((v << 3) & 0xF8) | ((v >> 2) & 0x07);
break;
default: /* The Magenta of Failure */
red = 0xFF;
green = 0x00;
blue = 0xFF;
}
/* Output RGB */
*(image_buffer_current++) = (red << 16) | (green << 8) | blue;
}
}
surface = cairo_image_surface_create_for_data(image_buffer, CAIRO_FORMAT_RGB24, width, height, stride);
guac_send_png(io, GUAC_COMP_OVER, buffer, 0, 0, surface);
/* Free surface */
cairo_surface_destroy(surface);
free(image_buffer);
return (RD_HBITMAP) buffer;
@ -108,11 +175,49 @@ void guac_rdp_ui_line(rdpInst* inst, uint8 opcode, int startx, int starty, int e
guac_log_info("guac_rdp_ui_line: STUB\n");
}
void guac_rdp_ui_rect(rdpInst* inst, int x, int y, int cx, int cy, int colour) {
guac_log_info("guac_rdp_ui_rect: STUB\n");
void guac_rdp_ui_rect(rdpInst* inst, int x, int y, int cx, int cy, int color) {
guac_client* client = (guac_client*) inst->param1;
GUACIO* io = client->io;
unsigned char red, green, blue;
/* Create surface */
cairo_surface_t* surface = cairo_image_surface_create(CAIRO_FORMAT_RGB24, cx, cy);
cairo_t* cairo = cairo_create(surface);
switch (inst->settings->server_depth) {
case 24:
red = (color >> 16) & 0xFF;
green = (color >> 8) & 0xFF;
blue = (color ) & 0xFF;
break;
case 16:
red = ((color >> 8) & 0xF8) | ((color >> 13) & 0x07);
green = ((color >> 3) & 0xFC) | ((color >> 9) & 0x03);
blue = ((color << 3) & 0xF8) | ((color >> 2) & 0x07);
break;
default: /* The Magenta of Failure */
red = 0xFF;
green = 0x00;
blue = 0xFF;
}
void guac_rdp_ui_polygon(rdpInst* inst, uint8 opcode, uint8 fillmode, RD_POINT* point, int npoints, RD_BRUSH* brush, int bgcolour, int fgcolour) {
/* Render rectangle */
cairo_set_source_rgb(cairo, red, green, blue);
cairo_rectangle(cairo, 0, 0, cx, cy);
cairo_fill(cairo);
/* Send background */
cairo_destroy(cairo);
guac_send_png(io, GUAC_COMP_OVER, GUAC_DEFAULT_LAYER, x, y, surface);
cairo_surface_destroy(surface);
}
void guac_rdp_ui_polygon(rdpInst* inst, uint8 opcode, uint8 fillmode, RD_POINT* point, int npoints, RD_BRUSH* brush, int bgcolor, int fgcolor) {
guac_log_info("guac_rdp_ui_polygon: STUB\n");
}
@ -120,12 +225,12 @@ void guac_rdp_ui_polyline(rdpInst* inst, uint8 opcode, RD_POINT* points, int npo
guac_log_info("guac_rdp_ui_polyline: STUB\n");
}
void guac_rdp_ui_ellipse(rdpInst* inst, uint8 opcode, uint8 fillmode, int x, int y, int cx, int cy, RD_BRUSH* brush, int bgcolour, int fgcolour) {
void guac_rdp_ui_ellipse(rdpInst* inst, uint8 opcode, uint8 fillmode, int x, int y, int cx, int cy, RD_BRUSH* brush, int bgcolor, int fgcolor) {
guac_log_info("guac_rdp_ui_ellipse: STUB\n");
}
void guac_rdp_ui_start_draw_glyphs(rdpInst* inst, int bgcolour, int fgcolour) {
guac_log_info("guac_rdp_ui_start_draw_glyphs: STUB\n");
void guac_rdp_ui_start_draw_glyphs(rdpInst* inst, int bgcolor, int fgcolor) {
/* UNUSED */
}
void guac_rdp_ui_draw_glyph(rdpInst* inst, int x, int y, int cx, int cy, RD_HGLYPH glyph) {
@ -133,7 +238,7 @@ void guac_rdp_ui_draw_glyph(rdpInst* inst, int x, int y, int cx, int cy, RD_HGLY
}
void guac_rdp_ui_end_draw_glyphs(rdpInst* inst, int x, int y, int cx, int cy) {
guac_log_info("guac_rdp_ui_end_draw_glyphs: STUB\n");
/* UNUSED */
}
uint32 guac_rdp_ui_get_toggle_keys_state(rdpInst* inst) {
@ -149,7 +254,7 @@ void guac_rdp_ui_destblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int
guac_log_info("guac_rdp_ui_destblt: STUB\n");
}
void guac_rdp_ui_patblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy, RD_BRUSH* brush, int bgcolour, int fgcolour) {
void guac_rdp_ui_patblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy, RD_BRUSH* brush, int bgcolor, int fgcolor) {
guac_log_info("guac_rdp_ui_patblt: STUB\n");
}
@ -157,11 +262,21 @@ void guac_rdp_ui_screenblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, in
guac_log_info("guac_rdp_ui_screenblt: STUB\n");
}
void guac_rdp_ui_memblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy, RD_HBITMAP src, int srcx, int srcy) {
guac_log_info("guac_rdp_ui_memblt: STUB\n");
void guac_rdp_ui_memblt(rdpInst* inst, uint8 opcode, int x, int y, int width, int height, RD_HBITMAP src, int srcx, int srcy) {
guac_client* client = (guac_client*) inst->param1;
GUACIO* io = client->io;
guac_log_info("guac_rdp_ui_memblt: opcode=%i, index=%i\n", opcode,
((guac_layer*) src)->index);
guac_send_copy(io,
(guac_layer*) src, srcx, srcy, width, height,
GUAC_COMP_OVER, GUAC_DEFAULT_LAYER, x, y);
}
void guac_rdp_ui_triblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy, RD_HBITMAP src, int srcx, int srcy, RD_BRUSH* brush, int bgcolour, int fgcolour) {
void guac_rdp_ui_triblt(rdpInst* inst, uint8 opcode, int x, int y, int cx, int cy, RD_HBITMAP src, int srcx, int srcy, RD_BRUSH* brush, int bgcolor, int fgcolor) {
guac_log_info("guac_rdp_ui_triblt: STUB\n");
}
@ -219,7 +334,7 @@ void guac_rdp_ui_set_default_cursor(rdpInst* inst) {
guac_log_info("guac_rdp_ui_set_default_cursor: STUB\n");
}
RD_HPALETTE guac_rdp_ui_create_colormap(rdpInst* inst, RD_PALETTE* colours) {
RD_HPALETTE guac_rdp_ui_create_colormap(rdpInst* inst, RD_PALETTE* colors) {
guac_log_info("guac_rdp_ui_create_colormap: STUB\n");
return NULL;
}