[Add] Use shift/control modifiers to purchase more outfits at a time.

src/land.c

@@ -50,6 +50,8 @@ static void outfits_close(char* str);
 static void outfits_update(char* str);
 static void outfits_buy(char* str);
 static void outfits_sell(char* str);
+static int 	outfits_getMod(void);
+static void outfits_renderMod(double bx, double by, double w, double h);
 // Shipyard.
 static void shipyard(void);
 static void shipyard_close(char* str);
@@ -108,6 +110,9 @@ static void outfits(void) {
 				BUTTON_WIDTH, BUTTON_HEIGHT, "btnSellOutfit",
 				"Sell", outfits_sell);
 
+	window_addCust(secondary_wid, -40-BUTTON_WIDTH, 60+2*BUTTON_HEIGHT,
+				BUTTON_WIDTH, BUTTON_HEIGHT, "cstMod", outfits_renderMod);
+
 	window_addText(secondary_wid, 40+200+20, -60,
 				80, 96, 0, "txtSDesc", &gl_smallFont, &cDConsole,
 				"Name:\n"
@@ -178,11 +183,12 @@ static void outfits_buy(char* str) {
 	char* outfitname;
 	Outfit* outfit;
 	int q;
+	char buf[16];
 
 	outfitname = toolkit_getList(secondary_wid, "lstOutfits");
 	outfit = outfit_get(outfitname);
 
-	q = 1; // Q should be dependant on MOD keys. TODO
+	q = outfits_getMod();
 
 	if((player_freeSpace() - outfit->mass) < 0) {
 		toolkit_alert("No enough free space (you need %d more slots).",
@@ -195,7 +201,13 @@ static void outfits_buy(char* str) {
 		return;
 	}
 	
-	pilot_addOutfit(player, outfit, q);
+	else if(1*(int)outfit->price >= player_credits) {
+		credits2str(buf, q*outfit->price - player_credits, 2);
+		toolkit_alert("You need %s more SCred.", buf);
+		return;
+	}
+
+	player_credits -= outfit->price * pilot_addOutfit(player, outfit, q);
 	outfits_update(NULL);
 }
 
@@ -207,7 +219,8 @@ static void outfits_sell(char* str) {
 
 	outfitname = toolkit_getList(secondary_wid, "lstOutfits");
 	outfit = outfit_get(outfitname);
-	q = 1;
+
+	q = outfits_getMod();
 
 	if(player_outfitOwned(outfitname) <= 0) {
 		// No outfits to sell.
@@ -219,6 +232,34 @@ static void outfits_sell(char* str) {
 	outfits_update(NULL);
 }
 
+// Return the current modifier status.
+static int outfits_getMod(void) {
+	SDLMod mods;
+	int q;
+
+	mods = SDL_GetModState();
+	q = 1;
+	if(mods & (KMOD_LCTRL 	| KMOD_RCTRL)) 	q *= 5;
+	if(mods & (KMOD_LSHIFT 	| KMOD_RSHIFT)) q *= 10;
+
+	return q;
+}
+
+static void outfits_renderMod(double bx, double by, double w, double h) {
+	(void) h;
+	int q;
+	char buf[8];
+
+	q = outfits_getMod();
+	if(q == 1) return;
+
+	snprintf(buf, 8, "%dx", q);
+	gl_printMid(&gl_smallFont, w,
+				bx + (double)gl_screen.w/2.,
+				by + (double)gl_screen.h/2.,
+				&cBlack, buf);
+}
+
 static void shipyard(void) {
 	char** ships;
 	int nships;

src/toolkit.c

@@ -64,7 +64,7 @@ typedef struct Widget_ {
 		} rct;
 		// Widget cust.
 		struct {
-			void(*render) (double bx, double by);
+			void(*render) (double bx, double by, double bw, double bh);
 		} cst;
   } dat;
 } Widget;
@@ -240,7 +240,8 @@ void window_addRect(const unsigned int wid, const int x, const int y, const int
 }
 
 void window_addCust(const unsigned int wid, const int x, const int y,
-			const int w, const int h, char* name, void(*render) (double x, double y)) {
+			const int w, const int h, char* name,
+			void(*render) (double x, double y, double w, double h)) {
 	
 	Window* wdw = window_wget(wid);
 	Widget* wgt = window_newWidget(wdw);
@@ -658,7 +659,9 @@ static void window_render(Window* w) {
 				toolkit_renderRect(&w->widgets[i], x, y);
 				break;
 			case WIDGET_CUST:
-				(*w->widgets[i].dat.cst.render)(x, y);
+				(*w->widgets[i].dat.cst.render)
+							(x+w->widgets[i].x, y+w->widgets[i].y,
+							w->widgets[i].w, w->widgets[i].h);
 				break;
     }
   }

src/toolkit.h

@@ -33,7 +33,8 @@ void window_addRect(const unsigned int wid,
 void window_addCust(const unsigned int wid,
 			const int x, const int y, // Position.
 			const int w, const int h,	// Size.
-			char* name, void(*render) (double x, double y));
+			char* name,
+			void(*render) (double x, double y, double w, double h));
 
 // Popups and alerts.
 void toolkit_alert(const char* fmt, ...);