From 2e7d74e2622e13a6986cffd2c8d4423b840c5e59 Mon Sep 17 00:00:00 2001
From: Ekaitz Zarraga <ekaitz@elenq.tech>
Date: Sat, 12 Nov 2022 17:27:53 +0100
Subject: First mini-commit that works with a not-included spritesheet

---
 src/graphics/animation.cpp | 122 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 src/graphics/animation.cpp

(limited to 'src/graphics/animation.cpp')

diff --git a/src/graphics/animation.cpp b/src/graphics/animation.cpp
new file mode 100644
index 0000000..f326c22
--- /dev/null
+++ b/src/graphics/animation.cpp
@@ -0,0 +1,122 @@
+#include "animation.h"
+
+#include <cstdio>
+
+namespace Graphics{
+
+    // Basic animation, loops through the pictures
+    Animation::Animation(){}
+
+    Animation::Animation(const char* filename, int count, int switchTime) :
+        i_ (0),
+        count_ (count),
+        lastTime_ (0),
+        switchTime_ (switchTime){
+
+        texture_.loadFromFile(filename);
+
+        sf::Vector2u size = texture_.getSize();
+        h_ = size.y;
+        if (size.x % count != 0){
+            printf("Animation: size not divisible by %d\n", count);
+        }
+        w_ = size.x / count_;
+        rect_ = sf::IntRect(0,0,w_,h_); // set to first picture in
+                                        // animation
+        sprite_ = sf::Sprite(texture_, rect_);
+        sprite_.setScale(8,8);
+    }
+
+    bool Animation::ticked(int deltaTime){
+        lastTime_ += deltaTime;
+        if ( switchTime_ > lastTime_ ){
+            return false;
+        }
+        lastTime_ = 0;
+        return true;
+    }
+
+    sf::Sprite& Animation::next(int deltaTime){
+        if ( !ticked(deltaTime) ){
+            return sprite_;
+        }
+        if (i_ < count_ -1 ){
+            i_ += 1;
+        } else {
+            i_ = 0;
+        }
+        rect_.left  = i_ * w_;
+
+        sprite_.setTexture(texture_); // This shouldn't be needed...!
+        sprite_.setTextureRect(rect_);
+
+        return sprite_;
+    }
+
+    Animation::~Animation(){}
+
+    // ONESHOT ANIMATION
+    OneShotAnimation::OneShotAnimation(){}
+
+    OneShotAnimation::OneShotAnimation(const char* filename, int count, int switchTime):
+        Animation(filename, count, switchTime) {
+    }
+
+    bool OneShotAnimation::finished(){
+        return i_ == count_ - 1;
+    }
+
+    sf::Sprite& OneShotAnimation::next(int deltaTime){
+        if ( !ticked(deltaTime) ){
+            return sprite_;
+        }
+        if ( finished() ){
+            return sprite_;
+        }
+        if (i_ < count_ -1 ){
+            i_ += 1;
+        }
+        rect_.left  = i_ * w_;
+
+        sprite_.setTexture(texture_); // This shouldn't be needed...!
+        sprite_.setTextureRect(rect_);
+
+        return sprite_;
+    }
+
+    // BOUNCING ANIMATION
+    BouncingAnimation::BouncingAnimation(){}
+
+    BouncingAnimation::BouncingAnimation(const char* filename, int count, int switchTime):
+        Animation(filename, count, switchTime),
+        up_ (true) {
+    }
+
+    sf::Sprite& BouncingAnimation::next(int deltaTime){
+        if( !ticked(deltaTime) ) {
+            return sprite_;
+        }
+        // Rewrite this and eliminate the boolean (use the count as
+        // positive/negative)
+        if ( up_ ) {
+            if( i_ == count_ - 1){
+                up_ = false;
+            } else {
+                i_++;
+            }
+        } else {
+            i_--;
+            if( i_ == 0 ){
+                up_ = true;
+            }
+        }
+        rect_.left  = i_ * w_;
+
+        sprite_.setTexture(texture_); // This shouldn't be needed...!
+        sprite_.setTextureRect(rect_);
+
+        return sprite_;
+    }
+
+    BouncingAnimation::~BouncingAnimation(){}
+}
-- 
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