DM: Add f427_dialogDraw, f425_printCenteredChoice, f426_isMessageOnTwoLines

3 files changed, 142 insertions, 2 deletions

diff --git a/engines/dm/dialog.cpp b/engines/dm/dialog.cpp
index 87bf7d5705..d9408fc37e 100644
--- a/engines/dm/dialog.cpp
+++ b/engines/dm/dialog.cpp
@@ -26,11 +26,146 @@
 */
 
 #include "dialog.h"
+#include "gfx.h"
+#include "text.h"
+#include "eventman.h"
 
 
 namespace DM {
 
-DialogMan::DialogMan(DMEngine* vm): _vm(vm) {}
+DialogMan::DialogMan(DMEngine* vm) : _vm(vm) {}
 
+void DialogMan::f427_dialogDraw(char* msg1, char* msg2, char* choice1, char* choice2, char* choice3, char* choice4, bool screenDialog, bool clearScreen, bool fading) {
+	static Box K0068_s_Box1 = {0, 223, 101, 125};
+	static Box K0069_s_Box2 = {0, 223,  76, 100};
+	static Box K0070_s_Box3 = {0, 223,  51,  75};
+	static Box G0469_s_Graphic561_Box_Dialog2ChoicesPatch = {102, 122, 89, 125};
+	static Box G0470_s_Graphic561_Box_Dialog4ChoicesPatch = {102, 122, 62, 97};
 
-}
\ No newline at end of file
+	int16 L1308_i_X;
+	int16 L1309_i_Y;
+	int16 L1310_i_ChoiceCount;
+	char L1312_ac_StringPart1[70];
+	char L1313_ac_StringPart2[70];
+	Box L1314_s_Box;
+
+
+	_vm->_displayMan->f466_loadIntoBitmap(k0_dialogBoxGraphicIndice, _vm->_displayMan->_g296_bitmapViewport);
+	//Strangerke: the version should be replaced by a ScummVM/RogueVM (?) string
+	// TODO: replace with ScummVM version string
+	_vm->_textMan->f40_printTextToBitmap(_vm->_displayMan->_g296_bitmapViewport, k112_byteWidthViewport, 192, 7, k2_ColorLightGray, k1_ColorDarkGary, "V2.2", k136_heightViewport);
+	L1310_i_ChoiceCount = 1;
+	if (choice2 != nullptr) {
+		L1310_i_ChoiceCount++;
+	}
+	if (choice3 != nullptr) {
+		L1310_i_ChoiceCount++;
+	}
+	if (choice4 != nullptr) {
+		L1310_i_ChoiceCount++;
+	}
+	if (fading) {
+		warning(false, "MISSING CODE: F0436_STARTEND_FadeToPalette in f427_dialogDraw");
+	}
+	if (clearScreen) {
+		_vm->_displayMan->fillScreen(k0_ColorBlack);
+	}
+	_vm->_displayMan->_g578_useByteBoxCoordinates = false;
+	if (L1310_i_ChoiceCount == 1) {
+		_vm->_displayMan->f132_blitToBitmap(_vm->_displayMan->_g296_bitmapViewport, _vm->_displayMan->_g296_bitmapViewport, K0068_s_Box1, 0, 64, k112_byteWidthViewport, k112_byteWidthViewport, kM1_ColorNoTransparency, k136_heightViewport, k136_heightViewport);
+		_vm->_displayMan->f132_blitToBitmap(_vm->_displayMan->_g296_bitmapViewport, _vm->_displayMan->_g296_bitmapViewport, K0069_s_Box2, 0, 39, k112_byteWidthViewport, k112_byteWidthViewport, kM1_ColorNoTransparency, k136_heightViewport, k136_heightViewport);
+		_vm->_displayMan->f132_blitToBitmap(_vm->_displayMan->_g296_bitmapViewport, _vm->_displayMan->_g296_bitmapViewport, K0070_s_Box3, 0, 14, k112_byteWidthViewport, k112_byteWidthViewport, kM1_ColorNoTransparency, k136_heightViewport, k136_heightViewport);
+		f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice1, 112, 114);
+	} else {
+		if (L1310_i_ChoiceCount == 2) {
+			_vm->_displayMan->f132_blitToBitmap(_vm->_displayMan->_g296_bitmapViewport, _vm->_displayMan->_g296_bitmapViewport, G0469_s_Graphic561_Box_Dialog2ChoicesPatch, 102, 52, k112_byteWidthViewport, k112_byteWidthViewport, kM1_ColorNoTransparency, k136_heightViewport, k136_heightViewport);
+			f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice1, 112, 77);
+			f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice2, 112, 114);
+		} else {
+			if (L1310_i_ChoiceCount == 3) {
+				f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice1, 112, 77);
+				f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice2, 59, 114);
+				f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice3, 166, 114);
+			} else {
+				if (L1310_i_ChoiceCount == 4) {
+					_vm->_displayMan->f132_blitToBitmap(_vm->_displayMan->_g296_bitmapViewport, _vm->_displayMan->_g296_bitmapViewport, G0470_s_Graphic561_Box_Dialog4ChoicesPatch, 102, 99, k112_byteWidthViewport, k112_byteWidthViewport, kM1_ColorNoTransparency, k136_heightViewport, k136_heightViewport);
+					f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice1, 59, 77);
+					f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice2, 166, 77);
+					f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice3, 59, 114);
+					f425_printCenteredChoice(_vm->_displayMan->_g296_bitmapViewport, choice4, 166, 114);
+				}
+			}
+		}
+	}
+	L1309_i_Y = 29;
+	if (msg1 != nullptr) {
+		if (f426_isMessageOnTwoLines(msg1, L1312_ac_StringPart1, L1313_ac_StringPart2)) {
+			L1309_i_Y = 21;
+			L1308_i_X = 113 - ((strlen(L1312_ac_StringPart1) * 6) >> 1);
+			_vm->_textMan->f40_printTextToBitmap(_vm->_displayMan->_g296_bitmapViewport, k112_byteWidthViewport, L1308_i_X, L1309_i_Y, k11_ColorYellow, k5_ColorLightBrown, L1312_ac_StringPart1, k136_heightViewport);
+			L1309_i_Y += 8;
+			L1308_i_X = 113 - ((strlen(L1313_ac_StringPart2) * 6) >> 1);
+			_vm->_textMan->f40_printTextToBitmap(_vm->_displayMan->_g296_bitmapViewport, k112_byteWidthViewport, L1308_i_X, L1309_i_Y, k11_ColorYellow, k5_ColorLightBrown, L1313_ac_StringPart2, k136_heightViewport);
+			L1309_i_Y += 8;
+		} else {
+			L1308_i_X = 113 - ((strlen(msg1) * 6) >> 1);
+			_vm->_textMan->f40_printTextToBitmap(_vm->_displayMan->_g296_bitmapViewport, k112_byteWidthViewport, L1308_i_X, L1309_i_Y, k11_ColorYellow, k5_ColorLightBrown, msg1, k136_heightViewport);
+			L1309_i_Y += 8;
+		}
+	}
+	if (msg2 != nullptr) {
+		if (f426_isMessageOnTwoLines(msg2, L1312_ac_StringPart1, L1313_ac_StringPart2)) {
+			L1308_i_X = 113 - ((strlen(L1312_ac_StringPart1) * 6) >> 1);
+			_vm->_textMan->f40_printTextToBitmap(_vm->_displayMan->_g296_bitmapViewport, k112_byteWidthViewport, L1308_i_X, L1309_i_Y, k9_ColorGold, k5_ColorLightBrown, L1312_ac_StringPart1, k136_heightViewport);
+			L1309_i_Y += 8;
+			L1308_i_X = 113 - ((strlen(L1313_ac_StringPart2) * 6) >> 1);
+			_vm->_textMan->f40_printTextToBitmap(_vm->_displayMan->_g296_bitmapViewport, k112_byteWidthViewport, L1308_i_X, L1309_i_Y, k9_ColorGold, k5_ColorLightBrown, L1313_ac_StringPart2, k136_heightViewport);
+		} else {
+			L1308_i_X = 113 - ((strlen(msg2) * 6) >> 1);
+			_vm->_textMan->f40_printTextToBitmap(_vm->_displayMan->_g296_bitmapViewport, k112_byteWidthViewport, L1308_i_X, L1309_i_Y, k9_ColorGold, k5_ColorLightBrown, msg2, k136_heightViewport);
+		}
+	}
+	if (screenDialog) {
+		L1314_s_Box._y1 = 33;
+		L1314_s_Box._y2 = 168;
+		L1314_s_Box._x1 = 47;
+		L1314_s_Box._x2 = 270;
+		_vm->_eventMan->f78_showMouse();
+		_vm->_displayMan->f21_blitToScreen(_vm->_displayMan->_g296_bitmapViewport, &L1314_s_Box, k112_byteWidthViewport, kM1_ColorNoTransparency, k136_heightViewport);
+		_vm->_eventMan->f77_hideMouse();
+	} else {
+		_vm->_displayMan->f97_drawViewport(k0_viewportNotDungeonView);
+		_vm->f22_delay(1);
+	}
+	if (fading) {
+		warning(false, "MISSING CODE: F0436_STARTEND_FadeToPalette in f427_dialogDraw");
+	}
+	_vm->_displayMan->_g297_drawFloorAndCeilingRequested = true;
+}
+
+void DialogMan::f425_printCenteredChoice(byte* bitmap, char* str, int16 posX, int16 posY) {
+	if (str) {
+		posX -= (strlen(str) * 6) >> 1;
+		_vm->_textMan->f40_printTextToBitmap(bitmap, k112_byteWidthViewport, posX, posY, k9_ColorGold, k5_ColorLightBrown, str, k136_heightViewport);
+	}
+}
+
+bool DialogMan::f426_isMessageOnTwoLines(char* str, char* part1, char* part2) {
+	uint16 L1305_ui_StringLength;
+	uint16 L1306_ui_SplitPosition;
+
+
+	L1305_ui_StringLength = strlen(str);
+	if (L1305_ui_StringLength <= 30) {
+		return false;
+	}
+	strcpy(part1, str);
+	L1306_ui_SplitPosition = L1305_ui_StringLength >> 1;
+	while ((part1[L1306_ui_SplitPosition] != ' ') && L1306_ui_SplitPosition < L1305_ui_StringLength) {
+		L1306_ui_SplitPosition++;
+	}
+	part1[L1306_ui_SplitPosition] = '\0';
+	strcpy(part2, &part1[L1306_ui_SplitPosition + 1]);
+	return true;
+}
+}
diff --git a/engines/dm/dialog.h b/engines/dm/dialog.h
index 1cd5a6f441..2dd3e5bd2a 100644
--- a/engines/dm/dialog.h
+++ b/engines/dm/dialog.h
@@ -34,6 +34,10 @@ class DialogMan {
 	DMEngine *_vm;
 public:
 	explicit DialogMan(DMEngine *vm);
+	void f427_dialogDraw(char *msg1, char *msg2, char *choice1, char *choice2,
+						 char *choice3, char *choice4, bool screenDialog, bool clearScreen, bool fading); // @ F0427_DIALOG_Draw
+	void f425_printCenteredChoice(byte *bitmap, char *str, int16 posX, int16 posY); // @ F0425_DIALOG_PrintCenteredChoice
+	bool f426_isMessageOnTwoLines(char *str, char *part1, char *part2); // @ F0426_DIALOG_IsMessageOnTwoLines
 };
 
 }
\ No newline at end of file
diff --git a/engines/dm/gfx.h b/engines/dm/gfx.h
index 2a18b39b39..1a1ad493e1 100644
--- a/engines/dm/gfx.h
+++ b/engines/dm/gfx.h
@@ -202,6 +202,7 @@ enum ViewCell {
 };
 
 enum GraphicIndice {
+	k0_dialogBoxGraphicIndice = 0, // @ C000_GRAPHIC_DIALOG_BOX
 	k2_entranceLeftDoorGraphicIndice = 2, // @ C002_GRAPHIC_ENTRANCE_LEFT_DOOR
 	k3_entranceRightDoorGraphicIndice = 3, // @ C003_GRAPHIC_ENTRANCE_RIGHT_DOOR
 	k4_entranceGraphicIndice = 4, // @ C004_GRAPHIC_ENTRANCE