Implemented ui_choose_card().

3 files changed, 77 insertions, 28 deletions

diff --git a/src/main.c b/src/main.c
index 92101b8..81b142e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,6 +1,4 @@
-#include <stdio.h>
 #include <stdlib.h>
-#include <unistd.h>
 #include <curses.h>
 #include "ui.h"
 
@@ -9,8 +7,34 @@ int main(int argc, char **argv)
 	// Example data set for table cards window
 	const tablestacks ts = {{1, 2, 3, 4, 101}, {6, 7, 53, 0, 0}, {11, 55, 0, 0, 0}, {17, 29, 36, 42, 0}};
 
+	// The stack points window uses ts, too, so there is no separate data set
+
+	// Example data set for current state window
+	const player_name_open_card_tuple pnoc[10] = {
+		{"$you", 10},
+		{"1234567890", 23},
+		{"baz", 38},
+		{"foo_bar", 14},
+		{"lolcat", 60},
+		{"blablub123", 15},
+		{"abcdefg", 103},
+		{"hello", 98},
+		{"hornoxe", 33},
+		{"1337nick", 74}
+	};
+	const uint8_t num_players = 10;
+	const uint32_t score = 10;
+
+	// Example data set for hand cards window
+	const hand h = {12, 0, 22, 25, 27, 69, 77, 85, 100, 103};
+
 	ui_init();
-	ui_choose_stack(ts);
+	ui_display_wnd_table_cards(ts, false, 0);
+	ui_display_wnd_stack_points(ts, false, 0);
+	ui_display_wnd_current_state(pnoc, num_players, 2, score);
+	ui_display_wnd_hand_cards(h, false, 0);
+
+	ui_choose_card(h);
 	ui_fini();
 
 	return EXIT_SUCCESS;
diff --git a/src/ui.c b/src/ui.c
index fedceed..7c8f8f2 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -231,6 +231,10 @@ void ui_display_wnd_hand_cards(const hand h, const bool highlight, const uint8_t
 
 	for (uint8_t i = 0; i < MAX_HAND_CARDS; i++)
 	{
+		// Skip empty card slots in hand
+		if (0 == h[i])
+			continue;
+
 		if (highlight && i == highlighted_card)
 		{
 			if (i < 5) // Start with the first row of cards
@@ -249,6 +253,47 @@ void ui_display_wnd_hand_cards(const hand h, const bool highlight, const uint8_t
 	wrefresh(w_hand_cards);
 }
 
+uint8_t ui_choose_card(const hand h)
+{
+	int key;
+	uint8_t chosen_card_idx = 0;
+
+	ui_display_wnd_hand_cards(h, true, chosen_card_idx);
+
+	while (KEY_RETURN != (key = wgetch(w_hand_cards)))
+	{
+		int8_t i;	// Has to be signed for modulo calculation
+		switch (key)
+		{
+			case KEY_VI_LEFT:
+				// Fall through
+			case KEY_LEFT:
+				i = (chosen_card_idx - 1 + MAX_HAND_CARDS) % MAX_HAND_CARDS;
+				while(0 == h[i])
+					i = (i - 1 + MAX_HAND_CARDS) % MAX_HAND_CARDS;
+				chosen_card_idx = i;
+				break;
+
+			case KEY_VI_RIGHT:
+				// Fall through
+			case KEY_RIGHT:
+				i = (chosen_card_idx + 1) % MAX_HAND_CARDS;
+				while(0 == h[i])
+					i = (i + 1) % MAX_HAND_CARDS;
+				chosen_card_idx = i;
+				break;
+
+			default:
+				// No default
+				break;
+		}
+
+		ui_display_wnd_hand_cards(h, true, chosen_card_idx);
+	}
+
+	return chosen_card_idx;
+}
+
 uint8_t ui_choose_stack(const tablestacks ts)
 {
 	int key;
@@ -257,9 +302,9 @@ uint8_t ui_choose_stack(const tablestacks ts)
 	ui_display_wnd_table_cards(ts, true, chosen_stack_idx);
 	ui_display_wnd_stack_points(ts, true, chosen_stack_idx);
 	
-	while(KEY_RETURN != (key = wgetch(w_table_cards)))
+	while (KEY_RETURN != (key = wgetch(w_table_cards)))
 	{
-		switch(key)
+		switch (key)
 		{
 			case KEY_VI_UP:
 				// Fall through
@@ -282,6 +327,7 @@ uint8_t ui_choose_stack(const tablestacks ts)
 				else
 					chosen_stack_idx++;
 				break;
+
 			default:
 				// No default
 				break;
@@ -327,33 +373,11 @@ void ui_init(void)
 
 	// Set input settings for windows
 	keypad(w_table_cards, true); // We get F1, F2 etc..
-
-	// The stack points window uses ts, too, so there is no separate data set
-
-	// Example data set for hand cards window
-	const hand h = {12, 13, 22, 25, 27, 69, 77, 85, 100, 103};
-	
-	// Example data set for current state window
-	const player_name_open_card_tuple pnoc[10] = {
-		{"$you", 10},
-		{"1234567890", 23},
-		{"baz", 38},
-		{"foo_bar", 14},
-		{"lolcat", 60},
-		{"blablub123", 15},
-		{"abcdefg", 103},
-		{"hello", 98},
-		{"hornoxe", 33},
-		{"1337nick", 74}
-	};
-	const uint8_t num_players = 10;
-	const uint32_t score = 10;
+	keypad(w_hand_cards, true); // We get F1, F2 etc..
 
 	// Draw user interface
 	mvvline(0, 22, ACS_VLINE, 21); // Vertical line
 	refresh();
-	ui_display_wnd_current_state(pnoc, num_players, 2, score);
-	ui_display_wnd_hand_cards(h, true, 8);
 }
 
 /**
diff --git a/src/ui.h b/src/ui.h
index 3060781..ea1c1d6 100644
--- a/src/ui.h
+++ b/src/ui.h
@@ -12,6 +12,7 @@ void ui_display_wnd_table_cards(const tablestacks ts, const bool highlight, cons
 void ui_display_wnd_stack_points(const tablestacks ts, const bool highlight, const uint8_t highlighted_points);
 void ui_display_wnd_current_state(const player_name_open_card_tuple pnoc[], const uint8_t num_players, const uint8_t active_player, const uint32_t score);
 void ui_display_wnd_hand_cards(const hand h, const bool highlight, const uint8_t highlighted_card);
+uint8_t ui_choose_card(const hand h);
 uint8_t ui_choose_stack(const tablestacks ts);
 void ui_init(void);
 void ui_fini(void);