2014-04-02 22:50:16 +02:00
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/*****************************************************************************
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* Copyright (c) 2014 Ted John
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* This file is part of OpenRCT2.
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*
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* OpenRCT2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*****************************************************************************/
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2014-04-04 20:59:32 +02:00
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#include <assert.h>
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#include <stdio.h>
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2014-05-19 21:10:32 +02:00
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#include <stdint.h>
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#include <string.h>
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2014-04-04 20:59:32 +02:00
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#include <windows.h>
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2014-04-02 22:50:16 +02:00
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#include "addresses.h"
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#include "gfx.h"
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#include "rct2.h"
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2014-05-19 21:04:28 +02:00
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#include "string_ids.h"
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2014-04-08 18:52:39 +02:00
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#include "window.h"
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2014-05-24 19:41:38 +02:00
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typedef struct {
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uint32 num_entries;
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uint32 total_size;
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} rct_g1_header;
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void *_g1Buffer = NULL;
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2014-04-28 18:35:12 +02:00
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// HACK These were originally passed back through registers
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int gLastDrawStringX;
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int gLastDrawStringY;
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2014-04-08 18:52:39 +02:00
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uint8 _screenDirtyBlocks[5120];
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2014-04-02 22:50:16 +02:00
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2014-04-10 19:41:35 +02:00
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static void gfx_draw_dirty_blocks(int x, int y, int columns, int rows);
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2014-04-04 20:59:32 +02:00
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/**
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*
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* rct2: 0x00678998
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*/
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2014-05-24 19:41:38 +02:00
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int gfx_load_g1()
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2014-04-04 20:59:32 +02:00
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{
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2014-05-24 19:41:38 +02:00
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FILE *file;
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rct_g1_header header;
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unsigned int i;
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2014-04-04 20:59:32 +02:00
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rct_g1_element *g1Elements = RCT2_ADDRESS(RCT2_ADDRESS_G1_ELEMENTS, rct_g1_element);
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2014-05-24 19:41:38 +02:00
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file = fopen(get_file_path(PATH_ID_G1), "rb");
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if (file != NULL) {
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if (fread(&header, 8, 1, file) == 1) {
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// number of elements is stored in g1.dat, but because the entry headers are static, this can't be variable until
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// made into a dynamic array
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header.num_entries = 29294;
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// Read element headers
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fread(g1Elements, header.num_entries * sizeof(rct_g1_element), 1, file);
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// Read element data
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_g1Buffer = rct2_malloc(header.total_size);
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fread(_g1Buffer, header.total_size, 1, file);
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fclose(file);
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// Fix entry data offsets
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for (i = 0; i < header.num_entries; i++)
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g1Elements[i].offset += (int)_g1Buffer;
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// Successful
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return 1;
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2014-04-04 20:59:32 +02:00
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}
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2014-05-24 19:41:38 +02:00
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fclose(file);
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2014-04-04 20:59:32 +02:00
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}
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2014-05-24 19:41:38 +02:00
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// Unsuccessful
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RCT2_ERROR("Unable to load g1.dat");
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return 0;
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2014-04-04 20:59:32 +02:00
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}
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2014-04-02 22:50:16 +02:00
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/**
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2014-04-03 04:08:06 +02:00
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* Clears the screen with the specified colour.
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* rct2: 0x00678A9F
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*/
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2014-04-02 22:50:16 +02:00
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void gfx_clear(rct_drawpixelinfo *dpi, int colour)
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{
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int y, w, h;
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char* ptr;
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w = dpi->width >> dpi->var_0F;
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h = dpi->height >> dpi->var_0F;
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ptr = dpi->bits;
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for (y = 0; y < h; y++) {
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memset(ptr, colour, w);
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ptr += w + dpi->pitch;
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}
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}
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2014-04-24 19:53:42 +02:00
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void gfx_draw_pixel(rct_drawpixelinfo *dpi, int x, int y, int colour)
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{
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gfx_fill_rect(dpi, x, y, x, y, colour);
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}
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2014-05-11 14:14:43 +02:00
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/*
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2014-05-11 21:10:32 +02:00
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* Draws a horizontal line of specified colour to a buffer.
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2014-05-11 14:14:43 +02:00
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* rct2: 0x68474C
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*/
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2014-05-11 21:10:32 +02:00
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void gfx_draw_line_on_buffer(rct_drawpixelinfo *dpi, char colour, int y, int x, int no_pixels)
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2014-05-11 14:14:43 +02:00
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{
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2014-05-11 21:10:32 +02:00
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y -= dpi->y;
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//Check to make sure point is in the y range
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if (y < 0)return;
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if (y >= dpi->height)return;
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//Check to make sure we are drawing at least a pixel
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if (!no_pixels) return;
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no_pixels++;
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x -= dpi->x;
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//If x coord outside range leave
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if (x < 0){
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//Unless the number of pixels is enough to be in range
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no_pixels += x;
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if (no_pixels <= 0)return;
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//Resets starting point to 0 as we don't draw outside the range
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x = 0;
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2014-05-11 14:14:43 +02:00
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}
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2014-05-11 21:10:32 +02:00
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//Ensure that the end point of the line is within range
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if (x + no_pixels - dpi->width > 0){
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//If the end point has any pixels outside range
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//cut them off. If there are now no pixels return.
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no_pixels -= x + no_pixels - dpi->width;
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if (no_pixels <= 0)return;
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2014-05-11 14:14:43 +02:00
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}
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2014-05-11 21:10:32 +02:00
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char* bits_pointer;
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//Get the buffer we are drawing to and move to the first coordinate.
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bits_pointer = dpi->bits + y*(dpi->pitch + dpi->width) + x;
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//Draw the line to the specified colour
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for (; no_pixels > 0; --no_pixels, ++bits_pointer){
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*((uint8*)bits_pointer) = colour;
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2014-05-11 14:14:43 +02:00
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}
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}
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2014-04-18 23:47:25 +02:00
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/**
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2014-05-11 22:25:18 +02:00
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* Draws a line on dpi if within dpi boundaries
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2014-04-18 23:47:25 +02:00
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* rct2: 0x00684466
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* dpi (edi)
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* x1 (ax)
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* y1 (bx)
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* x2 (cx)
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* y2 (dx)
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* colour (ebp)
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*/
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void gfx_draw_line(rct_drawpixelinfo *dpi, int x1, int y1, int x2, int y2, int colour)
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{
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2014-05-11 22:25:18 +02:00
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// Check to make sure the line is within the drawing area
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2014-05-11 14:14:43 +02:00
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if ((x1 < dpi->x) && (x2 < dpi->x)){
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2014-05-11 22:25:18 +02:00
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return;
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2014-05-11 14:14:43 +02:00
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}
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if ((y1 < dpi->y) && (y2 < dpi->y)){
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2014-05-11 22:25:18 +02:00
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return;
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2014-05-11 14:14:43 +02:00
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}
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2014-05-11 22:25:18 +02:00
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if ((x1 >(dpi->x + dpi->width)) && (x2 >(dpi->x + dpi->width))){
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return;
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2014-05-11 14:14:43 +02:00
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}
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2014-05-11 21:10:32 +02:00
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if ((y1 > (dpi->y + dpi->height)) && (y2 > (dpi->y + dpi->height))){
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2014-05-11 22:25:18 +02:00
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return;
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2014-05-11 14:14:43 +02:00
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}
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2014-05-11 22:25:18 +02:00
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//Bresenhams algorithm
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//If vertical plot points upwards
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int steep = abs(y2 - y1) > abs(x2 - x1);
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if (steep){
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int temp_y2 = y2;
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int temp_x2 = x2;
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y2 = x1;
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x2 = y1;
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y1 = temp_x2;
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x1 = temp_y2;
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}
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2014-05-11 21:10:32 +02:00
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2014-05-11 22:25:18 +02:00
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//If line is right to left swap direction
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2014-05-11 21:10:32 +02:00
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if (x1 > x2){
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2014-05-11 22:25:18 +02:00
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int temp_y2 = y2;
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int temp_x2 = x2;
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y2 = y1;
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x2 = x1;
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y1 = temp_y2;
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x1 = temp_x2;
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2014-05-11 14:14:43 +02:00
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}
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2014-05-11 22:25:18 +02:00
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int delta_x = x2 - x1;
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int delta_y = abs(y2 - y1);
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int error = delta_x / 2;
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int y_step;
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int y = y1;
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//Direction of step
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if (y1 < y2)y_step = 1;
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else y_step = -1;
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for (int x = x1, x_start = x1, no_pixels = 1; x < x2; ++x,++no_pixels){
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//Vertical lines are drawn 1 pixel at a time
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if (steep)gfx_draw_line_on_buffer(dpi, colour, x, y, 1);
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error -= delta_y;
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if (error < 0){
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//Non vertical lines are drawn with as many pixels in a horizontal line as possible
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if (!steep)gfx_draw_line_on_buffer(dpi, colour, y, x_start, no_pixels);
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//Reset non vertical line vars
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x_start = x + 1;
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no_pixels = 1;
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y += y_step;
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error += delta_x;
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}
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//Catch the case of the last line
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if (x + 1 == x2 && !steep){
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gfx_draw_line_on_buffer(dpi, colour, y, x_start, no_pixels);
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2014-05-11 14:14:43 +02:00
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}
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}
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return;
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2014-04-18 23:47:25 +02:00
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}
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2014-04-02 22:50:16 +02:00
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/**
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2014-04-03 04:08:06 +02:00
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*
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* rct2: 0x00678AD4
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2014-04-18 23:47:25 +02:00
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* dpi (edi)
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2014-04-03 04:08:06 +02:00
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* left (ax)
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* top (cx)
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* right (bx)
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* bottom (dx)
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* colour (ebp)
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*/
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2014-04-02 22:50:16 +02:00
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void gfx_fill_rect(rct_drawpixelinfo *dpi, int left, int top, int right, int bottom, int colour)
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{
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2014-05-12 02:45:45 +02:00
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RCT2_CALLPROC_X(0x00678AD4, left, right, top, bottom, 0, (int)dpi, colour);
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2014-04-02 22:50:16 +02:00
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}
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2014-04-09 23:35:29 +02:00
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/**
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*
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* rct2: 0x006E6F81
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* dpi (edi)
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* left (ax)
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* top (cx)
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* right (bx)
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* bottom (dx)
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* colour (ebp)
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* _si (si)
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*/
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void gfx_fill_rect_inset(rct_drawpixelinfo* dpi, short left, short top, short right, short bottom, int colour, short _si)
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{
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2014-05-12 02:45:45 +02:00
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RCT2_CALLPROC_X(0x006E6F81, left, right, top, bottom, _si, (int)dpi, colour);
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2014-04-09 23:35:29 +02:00
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}
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2014-04-02 22:50:16 +02:00
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/**
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2014-04-03 04:08:06 +02:00
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*
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* rct2: 0x0067A28E
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* image_id (ebx)
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* x (cx)
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* y (dx)
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*/
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2014-04-02 22:50:16 +02:00
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void gfx_draw_sprite(rct_drawpixelinfo *dpi, int image_id, int x, int y)
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{
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2014-05-12 02:45:45 +02:00
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RCT2_CALLPROC_X(0x0067A28E, 0, image_id, x, y, 0, (int)dpi, 0);
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2014-04-02 22:50:16 +02:00
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}
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/**
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2014-04-03 04:08:06 +02:00
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*
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* rct2: 0x00683854
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* a1 (ebx)
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* product (cl)
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*/
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2014-04-02 22:50:16 +02:00
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void gfx_transpose_palette(int pal, unsigned char product)
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{
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int eax, ebx, ebp;
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uint8* esi, *edi;
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ebx = pal * 16;
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2014-05-13 23:37:45 +02:00
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esi = (uint8*)(*((int*)(RCT2_ADDRESS_G1_ELEMENTS + ebx)));
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2014-04-02 22:50:16 +02:00
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ebp = *((short*)(0x009EBD2C + ebx));
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eax = *((short*)(0x009EBD30 + ebx)) * 4;
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edi = (uint8*)0x01424680 + eax;
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for (; ebp > 0; ebp--) {
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edi[0] = (esi[0] * product) >> 8;
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edi[1] = (esi[1] * product) >> 8;
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edi[2] = (esi[2] * product) >> 8;
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esi += 3;
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edi += 4;
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}
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RCT2_CALLPROC_3(0x00405595, int, int, int, 0x01424680, 10, 236);
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}
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/**
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2014-04-03 04:08:06 +02:00
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* Draws i formatted text string centred at i specified position.
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* rct2: 0x006C1D6C
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* dpi (edi)
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* format (bx)
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|
|
* x (cx)
|
|
|
|
* y (dx)
|
|
|
|
* colour (al)
|
|
|
|
* args (esi)
|
|
|
|
*/
|
2014-04-02 22:50:16 +02:00
|
|
|
void gfx_draw_string_centred(rct_drawpixelinfo *dpi, int format, int x, int y, int colour, void *args)
|
|
|
|
{
|
2014-05-12 02:45:45 +02:00
|
|
|
RCT2_CALLPROC_X(0x006C1D6C, colour, format, x, y, (int)args, (int)dpi, 0);
|
2014-04-02 22:50:16 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
2014-04-03 04:08:06 +02:00
|
|
|
*
|
|
|
|
* rct2: 0x006ED7E5
|
|
|
|
*/
|
2014-04-02 22:50:16 +02:00
|
|
|
void gfx_invalidate_screen()
|
|
|
|
{
|
2014-04-09 23:35:29 +02:00
|
|
|
int width = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_WIDTH, sint16);
|
|
|
|
int height = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_HEIGHT, sint16);
|
|
|
|
gfx_set_dirty_blocks(0, 0, width, height);
|
2014-04-04 22:46:26 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006E732D
|
|
|
|
* left (ax)
|
|
|
|
* top (bx)
|
|
|
|
* right (dx)
|
|
|
|
* bottom (bp)
|
|
|
|
*/
|
|
|
|
void gfx_set_dirty_blocks(int left, int top, int right, int bottom)
|
|
|
|
{
|
2014-04-08 18:52:39 +02:00
|
|
|
int x, y;
|
|
|
|
uint8 *screenDirtyBlocks = RCT2_ADDRESS(0x00EDE408, uint8);
|
|
|
|
|
|
|
|
left = max(left, 0);
|
|
|
|
top = max(top, 0);
|
|
|
|
right = min(right, RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_WIDTH, sint16));
|
|
|
|
bottom = min(bottom, RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_HEIGHT, sint16));
|
|
|
|
|
|
|
|
if (left >= right)
|
|
|
|
return;
|
|
|
|
if (top >= bottom)
|
|
|
|
return;
|
|
|
|
|
|
|
|
right--;
|
|
|
|
bottom--;
|
|
|
|
|
|
|
|
left >>= RCT2_GLOBAL(0x009ABDF0, sint8);
|
|
|
|
right >>= RCT2_GLOBAL(0x009ABDF0, sint8);
|
|
|
|
top >>= RCT2_GLOBAL(0x009ABDF1, sint8);
|
|
|
|
bottom >>= RCT2_GLOBAL(0x009ABDF1, sint8);
|
|
|
|
|
|
|
|
for (y = top; y <= bottom; y++)
|
|
|
|
for (x = left; x <= right; x++)
|
2014-04-28 22:00:54 +02:00
|
|
|
screenDirtyBlocks[y * RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_COLUMNS, sint32) + x] = 0xFF;
|
2014-04-08 18:52:39 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
2014-04-10 19:41:35 +02:00
|
|
|
*
|
|
|
|
* rct2: 0x006E73BE
|
|
|
|
*/
|
|
|
|
void gfx_draw_all_dirty_blocks()
|
2014-04-08 18:52:39 +02:00
|
|
|
{
|
2014-04-10 19:41:35 +02:00
|
|
|
int x, y, xx, yy, columns, rows;
|
2014-04-08 18:52:39 +02:00
|
|
|
uint8 *screenDirtyBlocks = RCT2_ADDRESS(0x00EDE408, uint8);
|
|
|
|
|
2014-04-10 19:41:35 +02:00
|
|
|
for (x = 0; x < RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_COLUMNS, sint32); x++) {
|
|
|
|
for (y = 0; y < RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_ROWS, sint32); y++) {
|
|
|
|
if (screenDirtyBlocks[y * RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_COLUMNS, sint32) + x] == 0)
|
2014-04-08 18:52:39 +02:00
|
|
|
continue;
|
|
|
|
|
2014-04-10 19:41:35 +02:00
|
|
|
// Determine columns
|
|
|
|
for (xx = x; xx < RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_COLUMNS, sint32); xx++)
|
|
|
|
if (screenDirtyBlocks[y * RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_COLUMNS, sint32) + xx] == 0)
|
2014-04-08 18:52:39 +02:00
|
|
|
break;
|
2014-04-10 19:41:35 +02:00
|
|
|
columns = xx - x;
|
|
|
|
|
|
|
|
// Check rows
|
|
|
|
for (yy = y; yy < RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_ROWS, sint32); yy++)
|
|
|
|
for (xx = x; xx < x + columns; xx++)
|
|
|
|
if (screenDirtyBlocks[yy * RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_COLUMNS, sint32) + xx] == 0)
|
|
|
|
goto endRowCheck;
|
|
|
|
|
|
|
|
endRowCheck:
|
|
|
|
rows = yy - y;
|
|
|
|
gfx_draw_dirty_blocks(x, y, columns, rows);
|
2014-04-08 18:52:39 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2014-04-10 19:41:35 +02:00
|
|
|
static void gfx_draw_dirty_blocks(int x, int y, int columns, int rows)
|
|
|
|
{
|
|
|
|
int left, top, right, bottom;
|
|
|
|
uint8 *screenDirtyBlocks = RCT2_ADDRESS(0x00EDE408, uint8);
|
|
|
|
|
|
|
|
// Unset dirty blocks
|
|
|
|
for (top = y; top < y + rows; top++)
|
|
|
|
for (left = x; left < x + columns; left++)
|
|
|
|
screenDirtyBlocks[top * RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_COLUMNS, sint32) + left] = 0;
|
|
|
|
|
|
|
|
// Determine region in pixels
|
|
|
|
left = max(0, x * RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_WIDTH, sint16));
|
|
|
|
top = max(0, y * RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_HEIGHT, sint16));
|
|
|
|
right = min(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_WIDTH, sint16), left + (columns * RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_WIDTH, sint16)));
|
|
|
|
bottom = min(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_HEIGHT, sint16), top + (rows * RCT2_GLOBAL(RCT2_ADDRESS_DIRTY_BLOCK_HEIGHT, sint16)));
|
|
|
|
if (right <= left || bottom <= top)
|
|
|
|
return;
|
|
|
|
|
|
|
|
// Draw region
|
|
|
|
gfx_redraw_screen_rect(left, top, right, bottom);
|
|
|
|
}
|
|
|
|
|
2014-04-08 18:52:39 +02:00
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006E7499
|
|
|
|
* left (ax)
|
|
|
|
* top (bx)
|
|
|
|
* right (dx)
|
|
|
|
* bottom (bp)
|
|
|
|
*/
|
|
|
|
void gfx_redraw_screen_rect(short left, short top, short right, short bottom)
|
|
|
|
{
|
|
|
|
rct_window* w;
|
|
|
|
rct_drawpixelinfo *screenDPI = RCT2_ADDRESS(RCT2_ADDRESS_SCREEN_DPI, rct_drawpixelinfo);
|
|
|
|
rct_drawpixelinfo *windowDPI = RCT2_ADDRESS(RCT2_ADDRESS_WINDOW_DPI, rct_drawpixelinfo);
|
|
|
|
|
|
|
|
// Unsure what this does
|
|
|
|
RCT2_CALLPROC_X(0x00683326, left, top, right - 1, bottom - 1, 0, 0, 0);
|
|
|
|
|
|
|
|
windowDPI->bits = screenDPI->bits + left + ((screenDPI->width + screenDPI->pitch) * top);
|
|
|
|
windowDPI->x = left;
|
|
|
|
windowDPI->y = top;
|
|
|
|
windowDPI->width = right - left;
|
|
|
|
windowDPI->height = bottom - top;
|
|
|
|
windowDPI->pitch = screenDPI->width + screenDPI->pitch + left - right;
|
|
|
|
|
|
|
|
for (w = RCT2_ADDRESS(RCT2_ADDRESS_WINDOW_LIST, rct_window); w < RCT2_GLOBAL(RCT2_ADDRESS_NEW_WINDOW_PTR, rct_window*); w++) {
|
|
|
|
if (w->flags & WF_TRANSPARENT)
|
|
|
|
continue;
|
|
|
|
if (right <= w->x || bottom <= w->y)
|
|
|
|
continue;
|
|
|
|
if (left >= w->x + w->width || top >= w->y + w->height)
|
|
|
|
continue;
|
|
|
|
window_draw(w, left, top, right, bottom);
|
|
|
|
}
|
2014-04-09 15:43:27 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006C2321
|
|
|
|
* buffer (esi)
|
|
|
|
*/
|
|
|
|
int gfx_get_string_width(char *buffer)
|
|
|
|
{
|
|
|
|
int eax, ebx, ecx, edx, esi, edi, ebp;
|
|
|
|
|
2014-05-12 02:45:45 +02:00
|
|
|
esi = (int)buffer;
|
2014-04-09 15:43:27 +02:00
|
|
|
RCT2_CALLFUNC_X(0x006C2321, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
|
|
|
|
|
|
|
|
return ecx & 0xFFFF;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Draws i formatted text string left aligned at i specified position but clips
|
|
|
|
* the text with an elipsis if the text width exceeds the specified width.
|
|
|
|
* rct2: 0x006C1B83
|
|
|
|
* dpi (edi)
|
|
|
|
* format (bx)
|
|
|
|
* args (esi)
|
|
|
|
* colour (al)
|
|
|
|
* x (cx)
|
|
|
|
* y (dx)
|
|
|
|
* width (bp)
|
|
|
|
*/
|
|
|
|
void gfx_draw_string_left_clipped(rct_drawpixelinfo* dpi, int format, void* args, int colour, int x, int y, int width)
|
|
|
|
{
|
2014-05-12 02:45:45 +02:00
|
|
|
RCT2_CALLPROC_X(0x006C1B83, colour, format, x, y, (int)args, (int)dpi, width);
|
2014-04-09 15:43:27 +02:00
|
|
|
|
|
|
|
//char* buffer;
|
|
|
|
|
|
|
|
//buffer = (char*)0x0141ED68;
|
|
|
|
//format_string(buffer, format, args);
|
|
|
|
//rctmem->current_font_sprite_base = 224;
|
|
|
|
//clip_text(buffer, width);
|
|
|
|
//gfx_draw_string(dpi, buffer, colour, x, y);
|
2014-04-09 19:38:04 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Draws i formatted text string centred at i specified position but clips the
|
|
|
|
* text with an elipsis if the text width exceeds the specified width.
|
|
|
|
* rct2: 0x006C1BBA
|
|
|
|
* dpi (edi)
|
|
|
|
* format (bx)
|
|
|
|
* args (esi)
|
|
|
|
* colour (al)
|
|
|
|
* x (cx)
|
|
|
|
* y (dx)
|
|
|
|
* width (bp)
|
|
|
|
*/
|
|
|
|
void gfx_draw_string_centred_clipped(rct_drawpixelinfo *dpi, int format, void *args, int colour, int x, int y, int width)
|
|
|
|
{
|
2014-05-12 02:45:45 +02:00
|
|
|
RCT2_CALLPROC_X(0x006C1BBA, colour, format, x, y, (int)args, (int)dpi, width);
|
2014-04-09 19:38:04 +02:00
|
|
|
|
|
|
|
//char* buffer;
|
|
|
|
//short text_width;
|
|
|
|
|
|
|
|
//buffer = (char*)0x0141ED68;
|
|
|
|
//format_string(buffer, format, args);
|
|
|
|
//rctmem->current_font_sprite_base = 224;
|
|
|
|
//text_width = clip_text(buffer, width);
|
|
|
|
|
|
|
|
//// Draw the text centred
|
|
|
|
//x -= (text_width - 1) / 2;
|
|
|
|
//gfx_draw_string(dpi, buffer, colour, x, y);
|
|
|
|
}
|
|
|
|
|
2014-05-05 04:27:17 +02:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Draws i formatted text string right aligned.
|
|
|
|
* rct2: 0x006C1BFC
|
|
|
|
* dpi (edi)
|
|
|
|
* format (bx)
|
|
|
|
* args (esi)
|
|
|
|
* colour (al)
|
|
|
|
* x (cx)
|
|
|
|
* y (dx)
|
|
|
|
*/
|
|
|
|
void gfx_draw_string_right(rct_drawpixelinfo* dpi, int format, void* args, int colour, int x, int y)
|
|
|
|
{
|
|
|
|
char* buffer;
|
|
|
|
short text_width;
|
|
|
|
|
|
|
|
buffer = (char*)0x0141ED68;
|
|
|
|
format_string(buffer, format, args);
|
|
|
|
|
|
|
|
// Measure text width
|
|
|
|
text_width = gfx_get_string_width(buffer);
|
|
|
|
|
|
|
|
// Draw the text right aligned
|
|
|
|
x -= text_width;
|
|
|
|
gfx_draw_string(dpi, buffer, colour, x, y);
|
|
|
|
}
|
|
|
|
|
2014-04-09 19:38:04 +02:00
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006C1E53
|
|
|
|
* dpi (edi)
|
|
|
|
* args (esi)
|
|
|
|
* x (cx)
|
|
|
|
* y (dx)
|
|
|
|
* width (bp)
|
|
|
|
* colour (al)
|
|
|
|
* format (ebx)
|
|
|
|
*/
|
|
|
|
int gfx_draw_string_centred_wrapped(rct_drawpixelinfo *dpi, void *args, int x, int y, int width, int format, int colour)
|
|
|
|
{
|
|
|
|
int eax, ebx, ecx, edx, esi, edi, ebp;
|
|
|
|
|
|
|
|
eax = colour;
|
|
|
|
ebx = format;
|
|
|
|
ecx = x;
|
|
|
|
edx = y;
|
2014-05-12 02:45:45 +02:00
|
|
|
esi = (int)args;
|
|
|
|
edi = (int)dpi;
|
2014-04-09 19:38:04 +02:00
|
|
|
ebp = width;
|
|
|
|
RCT2_CALLFUNC_X(0x006C1E53, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
|
|
|
|
|
|
|
|
return (sint16)(edx & 0xFFFF) - y;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x006C2105
|
|
|
|
* dpi (edi)
|
|
|
|
* format (esi)
|
|
|
|
* x (cx)
|
|
|
|
* y (dx)
|
|
|
|
* width (bp)
|
|
|
|
* colour (bx)
|
|
|
|
* unknown (al)
|
|
|
|
*/
|
|
|
|
int gfx_draw_string_left_wrapped(rct_drawpixelinfo *dpi, void *format, int x, int y, int width, int colour, int unknown)
|
|
|
|
{
|
|
|
|
int eax, ebx, ecx, edx, esi, edi, ebp;
|
|
|
|
|
|
|
|
eax = unknown;
|
|
|
|
ebx = colour;
|
|
|
|
ecx = x;
|
|
|
|
edx = y;
|
2014-05-12 02:45:45 +02:00
|
|
|
esi = (int)format;
|
|
|
|
edi = (int)dpi;
|
2014-04-09 19:38:04 +02:00
|
|
|
ebp = width;
|
|
|
|
RCT2_CALLFUNC_X(0x006C2105, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
|
|
|
|
|
|
|
|
return (sint16)(edx & 0xFFFF) - y;
|
2014-04-09 23:35:29 +02:00
|
|
|
}
|
|
|
|
|
2014-04-11 04:58:17 +02:00
|
|
|
/**
|
|
|
|
* Draws i formatted text string.
|
|
|
|
* rct2: 0x006C1B2F
|
|
|
|
* dpi (edi)
|
|
|
|
* format (bx)
|
|
|
|
* args (esi)
|
|
|
|
* colour (al)
|
|
|
|
* x (cx)
|
|
|
|
* y (dx)
|
|
|
|
*/
|
|
|
|
void gfx_draw_string_left(rct_drawpixelinfo *dpi, int format, void *args, int colour, int x, int y)
|
|
|
|
{
|
|
|
|
char* buffer;
|
|
|
|
|
|
|
|
buffer = (char*)0x0141ED68;
|
|
|
|
format_string(buffer, format, args);
|
|
|
|
gfx_draw_string(dpi, buffer, colour, x, y);
|
|
|
|
}
|
|
|
|
|
2014-04-09 23:35:29 +02:00
|
|
|
/**
|
|
|
|
*
|
|
|
|
* rct2: 0x00682702
|
|
|
|
* dpi (edi)
|
|
|
|
* format (esi)
|
|
|
|
* colour (al)
|
|
|
|
* x (cx)
|
|
|
|
* y (dx)
|
|
|
|
*/
|
|
|
|
void gfx_draw_string(rct_drawpixelinfo *dpi, char *format, int colour, int x, int y)
|
|
|
|
{
|
2014-04-28 18:35:12 +02:00
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int eax, ebx, ecx, edx, esi, edi, ebp;
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eax = colour;
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ebx = 0;
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ecx = x;
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edx = y;
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2014-05-12 02:45:45 +02:00
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esi = (int)format;
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edi = (int)dpi;
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2014-04-28 18:35:12 +02:00
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ebp = 0;
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RCT2_CALLFUNC_X(0x00682702, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
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gLastDrawStringX = ecx;
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gLastDrawStringY = edx;
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2014-04-21 11:27:48 +02:00
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}
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