inventory bar

1 files changed, 41 insertions, 35 deletions

diff --git a/src/inventory.cpp b/src/inventory.cpp
index de18104..354db9c 100644
--- a/src/inventory.cpp
+++ b/src/inventory.cpp
@@ -4,39 +4,16 @@
 #include <events.hpp>
 #include <texture.hpp>
 #include <render.hpp>
+#include <ui.hpp>
 
-#include <deque>
+#include <unordered_map>
 
 #include <tinyxml2.h>
 using namespace tinyxml2;
 
 constexpr const char* itemsPath = "config/items.xml";
 
-
-struct Item {
-	std::string name;
-	std::string type;
-	int value;
-	int stackSize;
-	Texture sprite;
-
-	Item(void)
-		: value(0), stackSize(1) {}
-
-	Item(XMLElement *e) {
-		name = e->StrAttribute("name");
-		type = e->StrAttribute("type");
-		
-		value = 0;
-		e->QueryIntAttribute("value", &value);
-		stackSize = 1;
-		e->QueryIntAttribute("maxStackSize", &stackSize);
-		
-		sprite = Texture(e->StrAttribute("sprite"));
-	}
-};
-
-static std::deque<Item> itemList;
+static std::unordered_map<std::string, Item> itemList;
 
 void InventorySystem::configure(entityx::EventManager &ev)
 {
@@ -52,7 +29,7 @@ void InventorySystem::loadItems(void) {
 		UserError("No items found");
 
 	do {
-		itemList.emplace_back(item);
+		itemList.emplace(item->StrAttribute("name"), item);
 		item = item->NextSiblingElement("item");
 	} while (item != nullptr);
 }
@@ -66,11 +43,6 @@ void InventorySystem::update(entityx::EntityManager &en, entityx::EventManager &
 
 void InventorySystem::render(void)
 {
-	Render::textShader.use();
-	Render::textShader.enable();
-	Colors::black.use();
-	glUniform4f(Render::textShader.uniform[WU_tex_color], 1, 1, 1, .8);
-
 	// calculate positions
 	items.front().loc = vec2(offset.x - 35 * items.size(), offset.y - game::SCREEN_HEIGHT / 2);
 	for (unsigned int i = 1; i < items.size(); i++)
@@ -78,17 +50,40 @@ void InventorySystem::render(void)
 
 	// draw items
 	for (const auto& i : items) {
+		// draw the slot
+		Render::textShader.use();
+		Render::textShader.enable();
+
+		Colors::black.use();
+		glUniform4f(Render::textShader.uniform[WU_tex_color], 1, 1, 1, .8);
 		glVertexAttribPointer(Render::textShader.tex, 2, GL_FLOAT, GL_FALSE, 0, Colors::texCoord);
 		vec2 end = i.loc + 64;
 		GLfloat coords[18] = {
-			i.loc.x, i.loc.y, -9, end.x, i.loc.y, -9, end.x, end.y, -9,
-			end.x, end.y, -9, i.loc.x, end.y, -9, i.loc.x, i.loc.y, -9
+			i.loc.x, i.loc.y, -7, end.x, i.loc.y, -7, end.x, end.y, -7,
+			end.x, end.y, -7, i.loc.x, end.y, -7, i.loc.x, i.loc.y, -7
 		};
 		glVertexAttribPointer(Render::textShader.coord, 3, GL_FLOAT, GL_FALSE, 0, coords);
 		glDrawArrays(GL_TRIANGLES, 0, 6);
+		glUniform4f(Render::textShader.uniform[WU_tex_color], 1, 1, 1, 1);
+
+		// draw the item
+		if (i.item != nullptr) {
+			i.item->sprite.use();
+			static const GLfloat tex[12] = {0,1,1,1,1,0,1,0,0,0,0,1};
+			glVertexAttribPointer(Render::textShader.tex, 2, GL_FLOAT, GL_FALSE, 0, tex);
+			vec2 end = i.loc + i.item->sprite.getDim();
+			GLfloat coords[18] = {
+				i.loc.x, i.loc.y, -7.1, end.x, i.loc.y, -7.1, end.x, end.y, -7.1,
+				end.x, end.y, -7.1, i.loc.x, end.y, -7.1, i.loc.x, i.loc.y, -7.1
+			};
+			glVertexAttribPointer(Render::textShader.coord, 3, GL_FLOAT, GL_FALSE, 0, coords);
+			glDrawArrays(GL_TRIANGLES, 0, 6);
+			ui::setFontZ(-7.2);
+			ui::putText(i.loc.x, i.loc.y, std::to_string(i.count).c_str());
+			ui::setFontZ(-6);
+		}
 	}
 
-	glUniform4f(Render::textShader.uniform[WU_tex_color], 1, 1, 1, 1);
 	Render::textShader.disable();
 	Render::textShader.unuse();
 }
@@ -97,3 +92,14 @@ void InventorySystem::receive(const KeyDownEvent &kde)
 {
     (void)kde;
 }
+
+void InventorySystem::add(const std::string& name, int count)
+{
+	for (auto& i : items) {
+		if (i.count == 0) {
+			i.item = &itemList[name];
+			i.count = count;
+			break;
+		}
+	}
+}