From 24025673304da1b17ed6d2d2ba6e8afb9f43b021 Mon Sep 17 00:00:00 2001
From: zv0n <tom.zvon@gmail.com>
Date: Tue, 21 Jun 2022 14:52:36 +0200
Subject: [PATCH] Added generic button

---
 mario/CMakeLists.txt     |  5 +++++
 mario/editor.cpp         | 17 ++++++++++++++++
 mario/editor_visitor.cpp |  9 +++++++++
 mario/editor_visitor.hpp |  6 ++++++
 mario/gui/gui.cpp        | 12 ++++++++++++
 mario/gui/gui.hpp        | 42 ++++++++++++++++++++++++++++++++++++++++
 mario/maploader.cpp      | 10 ++++++----
 mario/objectids.hpp      |  3 +++
 8 files changed, 100 insertions(+), 4 deletions(-)
 create mode 100644 mario/gui/gui.cpp
 create mode 100644 mario/gui/gui.hpp

diff --git a/mario/CMakeLists.txt b/mario/CMakeLists.txt
index 53fcc49..06948d6 100644
--- a/mario/CMakeLists.txt
+++ b/mario/CMakeLists.txt
@@ -22,12 +22,15 @@ list(APPEND CommonFiles
     blocks/simpleblocks.cpp
     mario.cpp
     blocks.cpp
+	gui/gui.cpp
     )
 
 list(APPEND SDLLibs
 	sdlpp)
 
 if(WIN32)
+	list(APPEND CommonFiles
+	    filesystem/windows/filesystem.cpp)
 	list(APPEND CommonFiles
 		../sdlpp/SDL2/SDL2_framerate.c
 		../sdlpp/SDL2/SDL2_gfxPrimitives.c
@@ -51,6 +54,8 @@ if(WIN32)
 		SDL2_ttf_m
 		)
 else()
+	list(APPEND CommonFiles
+	    filesystem/unix/filesystem.cpp)
 	add_executable(mario)
 	add_executable(editor)
 	list(APPEND SDLLibs
diff --git a/mario/editor.cpp b/mario/editor.cpp
index 1fa3b83..bee0759 100644
--- a/mario/editor.cpp
+++ b/mario/editor.cpp
@@ -1,4 +1,5 @@
 #include "../sdlpp/sdlpp.hpp"
+#include "gui/gui.hpp"
 #include "sprites.hpp"
 #ifdef _WIN32
 #include "../sdlpp/SDL2/SDL2_framerate.h"
@@ -56,6 +57,7 @@ struct MouseInfo {
     SDLPP::Vec2D<int> edit_box;
     SDLPP::Vec2D<int> tool_box;
     ToolType::Value tool_type{};
+    const Button *cur_button{};
 };
 
 struct MapInfo {
@@ -491,6 +493,7 @@ void getMousePositionFlags(SDLPP::Scene &scene) {
 
     MouseVisitor visitor;
     scene.visitCollisions(*mouse, visitor);
+    global_vars.mouse.cur_button = visitor.getCurButton();
     global_vars.mouse.cur_flags = visitor.getFlags();
     // + 1 because the left map arrow is on position 0
     global_vars.mouse.edit_box =
@@ -556,6 +559,9 @@ void mouseUpAction(uint64_t flags, SDLPP::Scene &scene) {
         updateToolSelection(global_vars.tool.cur_page_characters - 1,
                             ToolType::CHARACTER);
     }
+    if(MouseVisitor::button(flags)) {
+        global_vars.mouse.cur_button->performFunction();
+    }
 }
 
 SDLPP::Vec2D<int> getSelectedObjectIndexes() {
@@ -948,12 +954,18 @@ void checkArrowsEnabled(uint64_t cur_page, uint64_t max_page,
     }
 }
 
+void testButtonFunc(void *input) {
+    auto actual = static_cast<int*>(input);
+    std::cout << "NUM: " << *actual << std::endl;
+}
+
 #ifdef _WIN32
 int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
                     PWSTR szCmdLine, int nCmdShow) {
 #else
 int main() {
 #endif
+    int num = 0;
     SDLPP::init();
     SDLPP::Window w("Mario editor!");
     w.setResizable(true);
@@ -1125,6 +1137,10 @@ int main() {
     updateToolSelection(0, ToolType::CHARACTER);
     setToolColor();
 
+    auto button = createButton(0, 0, 0.2, 0.2, renderer, "CLICK ME", "#FFFFFF", "#000000", "#FF0088", testButtonFunc, &num);
+    button->setStatic();
+    scene->addObject(button);
+
     auto base = SDL_GetTicks();
     int frames = 0;
     std::thread inputThread(doInput, scene);
@@ -1146,6 +1162,7 @@ int main() {
     setFlag(UPDATE_FLAG);
 
     while (!getFlag(QUIT_FLAG)) {
+        num = (num + 1) % 256;
         SDL_framerateDelay(&gFPS);
         SDL_PumpEvents();
         std::lock_guard<std::mutex> lock(destruction_mutex);
diff --git a/mario/editor_visitor.cpp b/mario/editor_visitor.cpp
index ab4e1f4..3794e16 100644
--- a/mario/editor_visitor.cpp
+++ b/mario/editor_visitor.cpp
@@ -4,6 +4,7 @@
 #include "objectids.hpp"
 #include "edit_box.hpp"
 #include "tool_box.hpp"
+#include <memory>
 
 #define SELECTED_LEFT_MAP 0x00000001
 #define SELECTED_RIGHT_MAP 0x00000002
@@ -15,6 +16,7 @@
 #define SELECTED_LEFT_MOD 0x00000080
 #define SELECTED_RIGHT_CHARACTER 0x00000100
 #define SELECTED_LEFT_CHARACTER 0x00000200
+#define SELECTED_BUTTON 0x00000400
 
 void MouseVisitor::visit(const SDLPP::RenderObject &obj) {
     auto id = obj.getId();
@@ -52,6 +54,10 @@ void MouseVisitor::visit(const SDLPP::RenderObject &obj) {
         tool_box_location = dynamic_cast<const ToolBox &>(obj).getIndexes();
         tool_box_type = dynamic_cast<const ToolBox &>(obj).getType();
         break;
+    case BUTTON_ID:
+        select_flags |= SELECTED_BUTTON;
+        cur_button = reinterpret_cast<const Button*>(&obj);
+        break;
     default:
         break;
     }
@@ -88,6 +94,9 @@ bool MouseVisitor::moveCharactersLeft(uint64_t flags) {
 bool MouseVisitor::moveCharactersRight(uint64_t flags) {
     return flags & SELECTED_RIGHT_CHARACTER;
 }
+bool MouseVisitor::button(uint64_t flags) {
+    return flags & SELECTED_BUTTON;
+}
 
 void ToolVisitor::visit(const SDLPP::RenderObject &obj) {
     auto id = obj.getCollisions()[0]->getId();
diff --git a/mario/editor_visitor.hpp b/mario/editor_visitor.hpp
index f4b2a90..06c7c09 100644
--- a/mario/editor_visitor.hpp
+++ b/mario/editor_visitor.hpp
@@ -4,6 +4,7 @@
 #include "../sdlpp/sdlpp_visitor.hpp"
 #include "../sdlpp/sdlpp_geometry.hpp"
 #include "blocks.hpp"
+#include "gui/gui.hpp"
 #include <memory>
 
 struct VisitorType {
@@ -46,6 +47,9 @@ public:
     uint64_t getToolType() const {
         return tool_box_type;
     }
+    const Button *getCurButton() {
+        return cur_button;
+    }
 
     static bool moveMapLeft(uint64_t flags);
     static bool moveMapRight(uint64_t flags);
@@ -55,6 +59,7 @@ public:
     static bool moveModsRight(uint64_t flags);
     static bool moveCharactersLeft(uint64_t flags);
     static bool moveCharactersRight(uint64_t flags);
+    static bool button(uint64_t flags);
 
 private:
     uint64_t select_flags = 0;
@@ -64,6 +69,7 @@ private:
     SDLPP::Vec2D<int> tool_box_location = { -1, -1 };
     uint64_t _type{};
     uint64_t tool_box_type = 0;
+    const Button *cur_button;
 };
 
 class ToolVisitor : public SDLPP::Visitor {
diff --git a/mario/gui/gui.cpp b/mario/gui/gui.cpp
new file mode 100644
index 0000000..e2bbb8a
--- /dev/null
+++ b/mario/gui/gui.cpp
@@ -0,0 +1,12 @@
+#include "gui.hpp"
+
+std::shared_ptr<SDLPP::RectangleRender>
+createButton(double x, double y, double w, double h,
+             std::shared_ptr<SDLPP::Renderer> &r, const std::string &text,
+             const std::string &color, const std::string &outline_color,
+             const std::string &background_color,
+             std::function<void(void *)> click_fun, void *input) {
+    auto button = std::make_shared<Button>(
+        x, y, w, h, r, text, color, outline_color, background_color, click_fun, input);
+    return std::static_pointer_cast<SDLPP::RectangleRender>(button);
+}
\ No newline at end of file
diff --git a/mario/gui/gui.hpp b/mario/gui/gui.hpp
new file mode 100644
index 0000000..08d4b38
--- /dev/null
+++ b/mario/gui/gui.hpp
@@ -0,0 +1,42 @@
+#ifndef GUIELEMENTS
+#define GUIELEMENTS
+
+#include "../../sdlpp/sdlpp.hpp"
+#include "../global_vars.hpp"
+#include "../objectids.hpp"
+
+class Button : public SDLPP::TextRenderer {
+public:
+    Button() = delete;
+    Button(double x, double y, double w, double h,
+           std::shared_ptr<SDLPP::Renderer> &r, const std::string &text,
+           const std::string &color, const std::string &outline_color,
+           const std::string &background_color,
+           std::function<void(void *)> click_fun, void *input)
+            : TextRenderer(x, y, w, h, r, g_text_config->getFont(), text, color,
+                           outline_color, 0.2),
+              click_fun(click_fun), func_input(input) {
+        setColor(background_color);
+        setId(BUTTON_ID);
+        addCollision(SDLPP::RectColider(0, 0, 1, 1));
+    }
+    void setBackgroundColor(const std::string &color) {
+        setColor(color);
+    }
+    void performFunction() const {
+        click_fun(func_input);
+    }
+    // TODO highlight visit
+private:
+    std::function<void(void *)> click_fun;
+    void *func_input;
+};
+
+std::shared_ptr<SDLPP::RectangleRender>
+createButton(double x, double y, double w, double h,
+             std::shared_ptr<SDLPP::Renderer> &r, const std::string &text,
+             const std::string &color, const std::string &outline_color,
+             const std::string &background_color,
+             std::function<void(void *)> click_fun, void *input);
+
+#endif
\ No newline at end of file
diff --git a/mario/maploader.cpp b/mario/maploader.cpp
index 697e1f0..7463070 100644
--- a/mario/maploader.cpp
+++ b/mario/maploader.cpp
@@ -6,6 +6,7 @@
 #include "blocks.hpp"
 #include "objectids.hpp"
 #include "global_vars.hpp"
+#include "filesystem.hpp"
 
 #define TERRAIN_TYPE_HAS_ADDITIONAL 0x8
 #define WIDE_TERRAIN_HAS_ADDITIONAL 0x8000
@@ -101,13 +102,14 @@ void loadMap(std::shared_ptr<SDLPP::Scene> &scene,
              std::shared_ptr<SDLPP::RenderObject> &mario,
              const std::string &file, std::vector<mapColumnType> &objects,
              bool editor, size_t editor_width) {
-    auto renderer = scene->getRendererShared();
-    std::ifstream map_file;
-    map_file.open(file, std::ios::in | std::ios::binary);
-    if(!map_file.is_open()) {
+    if(!FSLib::exists(file)) {
+        // create empty array large enough for initial editor window
         objects.resize(editor_width);
         return;
     }
+    auto renderer = scene->getRendererShared();
+    std::ifstream map_file;
+    map_file.open(file, std::ios::in | std::ios::binary);
     uint16_t version;
     map_file.read((char *)&version, sizeof(uint16_t) / sizeof(char));
     switch(version) {
diff --git a/mario/objectids.hpp b/mario/objectids.hpp
index 7d63300..a84625c 100644
--- a/mario/objectids.hpp
+++ b/mario/objectids.hpp
@@ -90,6 +90,9 @@
 #define NPC_RIGHT_SIDE_DETECT 0x200A
 #define NPC_TOP_DETECT 0x200B
 
+// GUI
+#define BUTTON_ID 0xA000
+
 #define EDITOR_EDIT_SQUARE 0xF001
 #define EDITOR_MOUSE_ID 0xF002
 #define EDITOR_LEFT_MAP_ID 0xF003