tron@2186: /* $Id$ */
tron@2186: 
truelight@0: #include "stdafx.h"
Darkvater@1891: #include "openttd.h"
tron@2163: #include "functions.h"
tron@1309: #include "strings.h"
truelight@0: #include "gfx.h"
truelight@0: #include "viewport.h"
truelight@0: #include "saveload.h"
truelight@543: #include "hal.h"
truelight@543: #include "console.h"
truelight@1595: #include "string.h"
tron@2153: #include "variables.h"
celestar@2218: #include "table/sprites.h"
truelight@543: #include <stdarg.h> /* va_list */
truelight@0: 
truelight@0: typedef struct TextEffect {
truelight@0: 	StringID string_id;
tron@849: 	int32 x;
tron@849: 	int32 y;
tron@849: 	int32 right;
tron@849: 	int32 bottom;
truelight@0: 	uint16 duration;
truelight@0: 	uint32 params_1;
truelight@0: 	uint32 params_2;
truelight@0: } TextEffect;
truelight@0: 
truelight@543: #define MAX_TEXTMESSAGE_LENGTH 250
truelight@543: 
truelight@543: typedef struct TextMessage {
truelight@543: 	char message[MAX_TEXTMESSAGE_LENGTH];
truelight@543: 	uint16 color;
truelight@543: 	uint16 end_date;
truelight@543: } TextMessage;
truelight@543: 
truelight@543: #define MAX_CHAT_MESSAGES 10
truelight@0: static TextEffect _text_effect_list[30];
truelight@543: static TextMessage _text_message_list[MAX_CHAT_MESSAGES];
truelight@0: TileIndex _animated_tile_list[256];
truelight@0: 
truelight@543: 
tron@2548: static int _textmessage_width = 0;
tron@2548: static bool _textmessage_dirty = true;
tron@2548: static bool _textmessage_visible = false;
truelight@543: 
tron@2548: static const int _textmessage_box_left = 10; // Pixels from left
tron@2548: static const int _textmessage_box_y = 150;  // Height of box
tron@2548: static const int _textmessage_box_bottom = 30; // Pixels from bottom
tron@2548: static const int _textmessage_box_max_width = 400; // Max width of box
truelight@543: 
tron@2062: static Pixel _textmessage_backup[150 * 400]; // (y * max_width)
truelight@543: 
truelight@543: extern void memcpy_pitch(void *d, void *s, int w, int h, int spitch, int dpitch);
truelight@543: 
truelight@543: // Duration is in game-days
darkvater@1022: void CDECL AddTextMessage(uint16 color, uint8 duration, const char *message, ...)
truelight@543: {
tron@2455: 	char buf[MAX_TEXTMESSAGE_LENGTH];
truelight@543: 	va_list va;
tron@2458: 	size_t length;
tron@2458: 	uint i;
truelight@543: 
truelight@543: 	va_start(va, message);
tron@2373: 	vsnprintf(buf, lengthof(buf), message, va);
truelight@543: 	va_end(va);
truelight@543: 
truelight@1595: 	/* Special color magic */
Darkvater@2424: 	if ((color & 0xFF) == 0xC9) color = 0x1CA;
truelight@543: 
truelight@1595: 	/* Cut the message till it fits inside the chatbox */
tron@2455: 	length = strlen(buf);
tron@2455: 	while (GetStringWidth(buf) > _textmessage_width - 9) buf[--length] = '\0';
truelight@543: 
truelight@1595: 	/* Find an empty spot and put the message there */
truelight@543: 	for (i = 0; i < MAX_CHAT_MESSAGES; i++) {
truelight@543: 		if (_text_message_list[i].message[0] == '\0') {
truelight@543: 			// Empty spot
tron@2455: 			ttd_strlcpy(_text_message_list[i].message, buf, sizeof(_text_message_list[i].message));
truelight@543: 			_text_message_list[i].color = color;
truelight@543: 			_text_message_list[i].end_date = _date + duration;
truelight@543: 
truelight@543: 			_textmessage_dirty = true;
truelight@543: 			return;
truelight@543: 		}
truelight@543: 	}
truelight@543: 
truelight@543: 	// We did not found a free spot, trash the first one, and add to the end
truelight@1595: 	memmove(&_text_message_list[0], &_text_message_list[1], sizeof(_text_message_list[0]) * (MAX_CHAT_MESSAGES - 1));
tron@2455: 	ttd_strlcpy(_text_message_list[MAX_CHAT_MESSAGES - 1].message, buf, sizeof(_text_message_list[MAX_CHAT_MESSAGES - 1].message));
truelight@543: 	_text_message_list[MAX_CHAT_MESSAGES - 1].color = color;
pasky@1569: 	_text_message_list[MAX_CHAT_MESSAGES - 1].end_date = _date + duration;
truelight@543: 
truelight@543: 	_textmessage_dirty = true;
truelight@543: }
truelight@543: 
tron@1093: void InitTextMessage(void)
truelight@543: {
truelight@543: 	int i;
truelight@1595: 	for (i = 0; i < MAX_CHAT_MESSAGES; i++)
truelight@543: 		_text_message_list[i].message[0] = '\0';
truelight@543: 
truelight@543: 	_textmessage_width = _textmessage_box_max_width;
truelight@543: }
truelight@543: 
truelight@543: // Hide the textbox
tron@1093: void UndrawTextMessage(void)
truelight@543: {
truelight@543: 	if (_textmessage_visible) {
truelight@543: 		// Sometimes we also need to hide the cursor
truelight@543: 		//   This is because both textmessage and the cursor take a shot of the
truelight@543: 		//   screen before drawing.
truelight@543: 		//   Now the textmessage takes his shot and paints his data before the cursor
truelight@543: 		//   does, so in the shot of the cursor is the screen-data of the textmessage
truelight@543: 		//   included when the cursor hangs somewhere over the textmessage. To
truelight@543: 		//   avoid wrong repaints, we undraw the cursor in that case, and everything
truelight@543: 		//   looks nicely ;)
truelight@543: 		// (and now hope this story above makes sense to you ;))
truelight@543: 
truelight@543: 		if (_cursor.visible) {
truelight@543: 			if (_cursor.draw_pos.x + _cursor.draw_size.x >= _textmessage_box_left &&
truelight@543: 				_cursor.draw_pos.x <= _textmessage_box_left + _textmessage_width &&
truelight@543: 				_cursor.draw_pos.y + _cursor.draw_size.y >= _screen.height - _textmessage_box_bottom - _textmessage_box_y &&
truelight@543: 				_cursor.draw_pos.y <= _screen.height - _textmessage_box_bottom) {
truelight@543: 				UndrawMouseCursor();
truelight@543: 			}
truelight@543: 		}
truelight@543: 
truelight@543: 		_textmessage_visible = false;
truelight@543: 		// Put our 'shot' back to the screen
truelight@543: 		memcpy_pitch(
truelight@543: 			_screen.dst_ptr + _textmessage_box_left + (_screen.height-_textmessage_box_bottom-_textmessage_box_y) * _screen.pitch,
truelight@543: 			_textmessage_backup,
truelight@543: 			_textmessage_width, _textmessage_box_y, _textmessage_width, _screen.pitch);
truelight@543: 
truelight@543: 		// And make sure it is updated next time
truelight@543: 		_video_driver->make_dirty(_textmessage_box_left, _screen.height-_textmessage_box_bottom-_textmessage_box_y, _textmessage_width, _textmessage_box_y);
truelight@543: 
truelight@543: 		_textmessage_dirty = true;
truelight@543: 	}
truelight@543: }
truelight@543: 
truelight@543: // Check if a message is expired every day
tron@1093: void TextMessageDailyLoop(void)
truelight@543: {
truelight@1595: 	int i;
truelight@1595: 	for (i = 0; i < MAX_CHAT_MESSAGES; i++) {
truelight@1595: 		if (_text_message_list[i].message[0] == '\0')
truelight@1595: 			continue;
truelight@1595: 
truelight@543: 		if (_date > _text_message_list[i].end_date) {
truelight@1595: 			/* Move the remaining messages over the current message */
truelight@1595: 			if (i != MAX_CHAT_MESSAGES - 1)
truelight@1595: 				memmove(&_text_message_list[i], &_text_message_list[i + 1], sizeof(_text_message_list[i]) * (MAX_CHAT_MESSAGES - i - 1));
truelight@1595: 
truelight@1595: 			/* Mark the last item as empty */
truelight@543: 			_text_message_list[MAX_CHAT_MESSAGES - 1].message[0] = '\0';
truelight@1595: 			_textmessage_dirty = true;
truelight@1595: 
truelight@1595: 			/* Go one item back, because we moved the array 1 to the left */
truelight@543: 			i--;
truelight@543: 		}
truelight@543: 	}
truelight@543: }
truelight@543: 
truelight@543: // Draw the textmessage-box
tron@1093: void DrawTextMessage(void)
truelight@543: {
truelight@543: 	int i, j;
truelight@543: 	bool has_message;
truelight@543: 
truelight@543: 	if (!_textmessage_dirty)
truelight@543: 		return;
truelight@543: 
truelight@543: 	// First undraw if needed
truelight@543: 	UndrawTextMessage();
truelight@543: 
truelight@543: 	if (_iconsole_mode == ICONSOLE_FULL)
truelight@543: 		return;
truelight@543: 
truelight@1595: 	/* Check if we have anything to draw at all */
truelight@543: 	has_message = false;
truelight@543: 	for ( i = 0; i < MAX_CHAT_MESSAGES; i++) {
truelight@1595: 		if (_text_message_list[i].message[0] == '\0')
truelight@1595: 			break;
truelight@1595: 
truelight@543: 		has_message = true;
truelight@543: 	}
truelight@1595: 	if (!has_message)
truelight@1595: 		return;
truelight@543: 
truelight@543: 	// Make a copy of the screen as it is before painting (for undraw)
truelight@543: 	memcpy_pitch(
truelight@543: 		_textmessage_backup,
truelight@543: 		_screen.dst_ptr + _textmessage_box_left + (_screen.height-_textmessage_box_bottom-_textmessage_box_y) * _screen.pitch,
truelight@543: 		_textmessage_width, _textmessage_box_y, _screen.pitch, _textmessage_width);
truelight@543: 
truelight@543: 	// Switch to _screen painting
truelight@543: 	_cur_dpi = &_screen;
truelight@543: 
truelight@543: 	j = 0;
truelight@543: 	// Paint the messages
truelight@543: 	for (i = MAX_CHAT_MESSAGES - 1; i >= 0; i--) {
truelight@1595: 		if (_text_message_list[i].message[0] == '\0')
truelight@1595: 			continue;
truelight@1595: 
truelight@543: 		j++;
celestar@2218: 		GfxFillRect(_textmessage_box_left, _screen.height-_textmessage_box_bottom-j*13-2, _textmessage_box_left+_textmessage_width - 1, _screen.height-_textmessage_box_bottom-j*13+10, /* black, but with some alpha */ 0x322 | USE_COLORTABLE);
truelight@543: 
truelight@543: 		DoDrawString(_text_message_list[i].message, _textmessage_box_left + 2, _screen.height - _textmessage_box_bottom - j * 13 - 1, 0x10);
truelight@543: 		DoDrawString(_text_message_list[i].message, _textmessage_box_left + 3, _screen.height - _textmessage_box_bottom - j * 13, _text_message_list[i].color);
truelight@543: 	}
truelight@543: 
truelight@543: 	// Make sure the data is updated next flush
truelight@543: 	_video_driver->make_dirty(_textmessage_box_left, _screen.height-_textmessage_box_bottom-_textmessage_box_y, _textmessage_width, _textmessage_box_y);
truelight@543: 
truelight@543: 	_textmessage_visible = true;
truelight@543: 	_textmessage_dirty = false;
truelight@543: }
truelight@543: 
truelight@0: static void MarkTextEffectAreaDirty(TextEffect *te)
truelight@0: {
truelight@0: 	MarkAllViewportsDirty(
truelight@0: 		te->x,
truelight@0: 		te->y - 1,
truelight@0: 		(te->right - te->x)*2 + te->x + 1,
truelight@0: 		(te->bottom - (te->y - 1)) * 2 + (te->y - 1) + 1
truelight@0: 	);
truelight@0: }
truelight@0: 
truelight@0: void AddTextEffect(StringID msg, int x, int y, uint16 duration)
truelight@0: {
truelight@0: 	TextEffect *te;
truelight@0: 	int w;
truelight@0: 	char buffer[100];
truelight@0: 
truelight@0: 	if (_game_mode == GM_MENU)
truelight@0: 		return;
truelight@193: 
tron@2470: 	for (te = _text_effect_list; te->string_id != INVALID_STRING_ID; ) {
truelight@0: 		if (++te == endof(_text_effect_list))
truelight@0: 			return;
truelight@0: 	}
truelight@0: 
truelight@0: 	te->string_id = msg;
truelight@0: 	te->duration = duration;
truelight@0: 	te->y = y - 5;
truelight@0: 	te->bottom = y + 5;
tron@534: 	te->params_1 = GetDParam(0);
tron@534: 	te->params_2 = GetDParam(4);
truelight@0: 
truelight@0: 	GetString(buffer, msg);
truelight@0: 	w = GetStringWidth(buffer);
truelight@0: 
truelight@0: 	te->x = x - (w >> 1);
truelight@0: 	te->right = x + (w >> 1) - 1;
truelight@0: 	MarkTextEffectAreaDirty(te);
truelight@0: }
truelight@0: 
truelight@0: static void MoveTextEffect(TextEffect *te)
truelight@0: {
truelight@0: 	if (te->duration < 8) {
tron@2470: 		te->string_id = INVALID_STRING_ID;
truelight@0: 	} else {
tron@2549: 		te->duration -= 8;
truelight@0: 		te->y--;
truelight@0: 		te->bottom--;
truelight@0: 	}
truelight@0: 	MarkTextEffectAreaDirty(te);
truelight@0: }
truelight@0: 
tron@1093: void MoveAllTextEffects(void)
truelight@0: {
truelight@0: 	TextEffect *te;
truelight@0: 
tron@2549: 	for (te = _text_effect_list; te != endof(_text_effect_list); te++) {
tron@2549: 		if (te->string_id != INVALID_STRING_ID) MoveTextEffect(te);
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@1093: void InitTextEffects(void)
truelight@0: {
truelight@0: 	TextEffect *te;
truelight@0: 
tron@2549: 	for (te = _text_effect_list; te != endof(_text_effect_list); te++) {
tron@2470: 		te->string_id = INVALID_STRING_ID;
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@0: void DrawTextEffects(DrawPixelInfo *dpi)
truelight@0: {
truelight@0: 	TextEffect *te;
truelight@0: 
truelight@0: 	if (dpi->zoom < 1) {
tron@2549: 		for (te = _text_effect_list; te != endof(_text_effect_list); te++) {
tron@2470: 			if (te->string_id == INVALID_STRING_ID)
truelight@0: 				continue;
truelight@0: 
truelight@0: 			/* intersection? */
tron@849: 			if (dpi->left > te->right ||
tron@849: 					dpi->top > te->bottom ||
tron@849: 					dpi->left + dpi->width <= te->x ||
tron@849: 					dpi->top + dpi->height <= te->y)
truelight@0: 						continue;
truelight@835: 			AddStringToDraw(te->x, te->y, te->string_id, te->params_1, te->params_2, 0);
truelight@0: 		}
truelight@0: 	} else if (dpi->zoom == 1) {
tron@2549: 		for (te = _text_effect_list; te != endof(_text_effect_list); te++) {
tron@2470: 			if (te->string_id == INVALID_STRING_ID)
truelight@0: 				continue;
truelight@0: 
truelight@0: 			/* intersection? */
truelight@0: 			if (dpi->left > te->right*2 -  te->x ||
truelight@0: 					dpi->top > te->bottom*2 - te->y ||
truelight@0: 					(dpi->left + dpi->width) <= te->x ||
truelight@0: 					(dpi->top + dpi->height) <= te->y)
truelight@0: 						continue;
truelight@835: 			AddStringToDraw(te->x, te->y, (StringID)(te->string_id-1), te->params_1, te->params_2, 0);
truelight@0: 		}
truelight@193: 
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@1977: void DeleteAnimatedTile(TileIndex tile)
truelight@0: {
tron@2549: 	TileIndex* ti;
truelight@0: 
tron@2549: 	for (ti = _animated_tile_list; ti != endof(_animated_tile_list); ti++) {
tron@1977: 		if (tile == *ti) {
truelight@0: 			/* remove the hole */
tron@2549: 			memmove(ti, ti + 1, endof(_animated_tile_list) - 1 - ti);
truelight@0: 			/* and clear last item */
truelight@0: 			endof(_animated_tile_list)[-1] = 0;
truelight@0: 			MarkTileDirtyByTile(tile);
truelight@0: 			return;
truelight@193: 		}
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@1977: bool AddAnimatedTile(TileIndex tile)
truelight@0: {
tron@2549: 	TileIndex* ti;
truelight@0: 
tron@2549: 	for (ti = _animated_tile_list; ti != endof(_animated_tile_list); ti++) {
tron@1977: 		if (tile == *ti || *ti == 0) {
truelight@0: 			*ti = tile;
truelight@0: 			MarkTileDirtyByTile(tile);
truelight@0: 			return true;
truelight@0: 		}
truelight@193: 	}
truelight@0: 
truelight@0: 	return false;
truelight@0: }
truelight@0: 
tron@1093: void AnimateAnimatedTiles(void)
truelight@0: {
tron@2549: 	const TileIndex* ti;
truelight@0: 
tron@2549: 	for (ti = _animated_tile_list; ti != endof(_animated_tile_list) && *ti != 0; ti++) {
tron@2549: 		AnimateTile(*ti);
truelight@0: 	}
truelight@0: }
truelight@0: 
tron@1093: void InitializeAnimatedTiles(void)
truelight@0: {
truelight@0: 	memset(_animated_tile_list, 0, sizeof(_animated_tile_list));
truelight@0: }
truelight@0: 
tron@1093: static void SaveLoad_ANIT(void)
truelight@0: {
tron@2295: 	if (_sl_version < 6) {
Darkvater@1881: 		SlArray(_animated_tile_list, lengthof(_animated_tile_list), SLE_FILE_U16 | SLE_VAR_U32);
tron@2549: 	} else {
tron@1174: 		SlArray(_animated_tile_list, lengthof(_animated_tile_list), SLE_UINT32);
tron@2549: 	}
truelight@0: }
truelight@0: 
truelight@0: 
truelight@0: const ChunkHandler _animated_tile_chunk_handlers[] = {
truelight@0: 	{ 'ANIT', SaveLoad_ANIT, SaveLoad_ANIT, CH_RIFF | CH_LAST},
truelight@0: };