summaryrefslogtreecommitdiff
path: root/riscos/image.c
diff options
context:
space:
mode:
Diffstat (limited to 'riscos/image.c')
-rw-r--r--riscos/image.c219
1 files changed, 0 insertions, 219 deletions
diff --git a/riscos/image.c b/riscos/image.c
deleted file mode 100644
index acbe62d98..000000000
--- a/riscos/image.c
+++ /dev/null
@@ -1,219 +0,0 @@
-/*
- * Copyright 2004 John M Bell <jmb202@ecs.soton.ac.uk>
- *
- * This file is part of NetSurf, http://www.netsurf-browser.org/
- *
- * NetSurf 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; version 2 of the License.
- *
- * NetSurf 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, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdbool.h>
-#include <swis.h>
-#include <stdlib.h>
-#include <oslib/colourtrans.h>
-#include <oslib/osspriteop.h>
-
-#include "utils/nsoption.h"
-#include "utils/log.h"
-
-#include "riscos/image.h"
-#include "riscos/gui.h"
-#include "riscos/tinct.h"
-
-static bool image_redraw_tinct(osspriteop_id header, int x, int y,
- int req_width, int req_height, int width, int height,
- colour background_colour, bool repeatx, bool repeaty,
- bool alpha, unsigned int tinct_options);
-static bool image_redraw_os(osspriteop_id header, int x, int y,
- int req_width, int req_height, int width, int height);
-
-/**
- * Plot an image at the given coordinates using the method specified
- *
- * \param area The sprite area containing the sprite
- * \param x Left edge of sprite
- * \param y Top edge of sprite
- * \param req_width The requested width of the sprite
- * \param req_height The requested height of the sprite
- * \param width The actual width of the sprite
- * \param height The actual height of the sprite
- * \param background_colour The background colour to blend to
- * \param repeatx Repeat the image in the x direction
- * \param repeaty Repeat the image in the y direction
- * \param background Use background image settings (otherwise foreground)
- * \param type The plot method to use
- * \return true on success, false otherwise
- */
-bool image_redraw(osspriteop_area *area, int x, int y, int req_width,
- int req_height, int width, int height,
- colour background_colour,
- bool repeatx, bool repeaty, bool background, image_type type)
-{
- unsigned int tinct_options;
-
- /* failed decompression/loading can result in no image being present */
- if (!area)
- return false;
-
- osspriteop_id header = (osspriteop_id)
- ((char*) area + area->first);
- req_width *= 2;
- req_height *= 2;
- width *= 2;
- height *= 2;
- tinct_options = background ? nsoption_int(plot_bg_quality) :
- nsoption_int(plot_fg_quality);
- switch (type) {
- case IMAGE_PLOT_TINCT_ALPHA:
- return image_redraw_tinct(header, x, y,
- req_width, req_height,
- width, height,
- background_colour,
- repeatx, repeaty, true,
- tinct_options);
- case IMAGE_PLOT_TINCT_OPAQUE:
- return image_redraw_tinct(header, x, y,
- req_width, req_height,
- width, height,
- background_colour,
- repeatx, repeaty, false,
- tinct_options);
- case IMAGE_PLOT_OS:
- return image_redraw_os(header, x, y, req_width,
- req_height, width, height);
- default:
- break;
- }
-
- return false;
-}
-
-/**
- * Plot an image at the given coordinates using tinct
- *
- * \param header The sprite header
- * \param x Left edge of sprite
- * \param y Top edge of sprite
- * \param req_width The requested width of the sprite
- * \param req_height The requested height of the sprite
- * \param width The actual width of the sprite
- * \param height The actual height of the sprite
- * \param background_colour The background colour to blend to
- * \param repeatx Repeat the image in the x direction
- * \param repeaty Repeat the image in the y direction
- * \param alpha Use the alpha channel
- * \param tinct_options The base option set to use
- * \return true on success, false otherwise
- */
-bool image_redraw_tinct(osspriteop_id header, int x, int y,
- int req_width, int req_height, int width, int height,
- colour background_colour, bool repeatx, bool repeaty,
- bool alpha, unsigned int tinct_options)
-{
- _kernel_oserror *error;
-
- /* Set up our flagword
- */
- tinct_options |= background_colour << tinct_BACKGROUND_SHIFT;
- if (print_active)
- tinct_options |= tinct_USE_OS_SPRITE_OP;
- if (repeatx)
- tinct_options |= tinct_FILL_HORIZONTALLY;
- if (repeaty)
- tinct_options |= tinct_FILL_VERTICALLY;
-
- if (alpha) {
- error = _swix(Tinct_PlotScaledAlpha, _INR(2,7),
- header, x, y - req_height,
- req_width, req_height, tinct_options);
- } else {
- error = _swix(Tinct_PlotScaled, _INR(2,7),
- header, x, y - req_height,
- req_width, req_height, tinct_options);
- }
-
- if (error) {
- LOG("xtinct_plotscaled%s: 0x%x: %s", (alpha ? "alpha" : ""), error->errnum, error->errmess);
- return false;
- }
-
- return true;
-}
-
-
-/**
- * Plot an image at the given coordinates using os_spriteop
- *
- * \param header The sprite header
- * \param x Left edge of sprite
- * \param y Top edge of sprite
- * \param req_width The requested width of the sprite
- * \param req_height The requested height of the sprite
- * \param width The actual width of the sprite
- * \param height The actual height of the sprite
- * \return true on success, false otherwise
- */
-bool image_redraw_os(osspriteop_id header, int x, int y, int req_width,
- int req_height, int width, int height)
-{
- int size;
- os_factors f;
- osspriteop_trans_tab *table;
- os_error *error;
-
- error = xcolourtrans_generate_table_for_sprite(
- (osspriteop_area *)0x100, header,
- os_CURRENT_MODE,
- colourtrans_CURRENT_PALETTE,
- 0, colourtrans_GIVEN_SPRITE, 0, 0, &size);
- if (error) {
- LOG("xcolourtrans_generate_table_for_sprite: 0x%x: %s", error->errnum, error->errmess);
- return false;
- }
-
- table = calloc(size, sizeof(char));
- if (!table) {
- LOG("malloc failed");
- ro_warn_user("NoMemory", 0);
- return false;
- }
-
- error = xcolourtrans_generate_table_for_sprite(
- (osspriteop_area *)0x100, header,
- os_CURRENT_MODE,
- colourtrans_CURRENT_PALETTE,
- table, colourtrans_GIVEN_SPRITE, 0, 0, 0);
- if (error) {
- LOG("xcolourtrans_generate_table_for_sprite: 0x%x: %s", error->errnum, error->errmess);
- free(table);
- return false;
- }
-
- f.xmul = req_width;
- f.ymul = req_height;
- f.xdiv = width;
- f.ydiv = height;
-
- error = xosspriteop_put_sprite_scaled(osspriteop_PTR,
- (osspriteop_area *)0x100, header,
- x, (int)(y - req_height),
- 8, &f, table);
- if (error) {
- LOG("xosspriteop_put_sprite_scaled: 0x%x: %s", error->errnum, error->errmess);
- free(table);
- return false;
- }
-
- free(table);
-
- return true;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-20 04:34:05 +0000