From a0ac09122a68d9be7d11e5cc765f52cb526ae913 Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Tue, 19 May 2020 19:57:42 +0200
Subject: Move `Viewport` to `iced_graphics`

---
 graphics/src/viewport.rs | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 graphics/src/viewport.rs

(limited to 'graphics/src/viewport.rs')

diff --git a/graphics/src/viewport.rs b/graphics/src/viewport.rs
new file mode 100644
index 00000000..48e5a249
--- /dev/null
+++ b/graphics/src/viewport.rs
@@ -0,0 +1,33 @@
+use crate::Transformation;
+
+/// A viewing region for displaying computer graphics.
+#[derive(Debug)]
+pub struct Viewport {
+    width: u32,
+    height: u32,
+    transformation: Transformation,
+}
+
+impl Viewport {
+    /// Creates a new [`Viewport`] with the given dimensions.
+    pub fn new(width: u32, height: u32) -> Viewport {
+        Viewport {
+            width,
+            height,
+            transformation: Transformation::orthographic(width, height),
+        }
+    }
+
+    pub fn height(&self) -> u32 {
+        self.height
+    }
+
+    /// Returns the dimensions of the [`Viewport`].
+    pub fn dimensions(&self) -> (u32, u32) {
+        (self.width, self.height)
+    }
+
+    pub fn transformation(&self) -> Transformation {
+        self.transformation
+    }
+}
-- 
cgit 


From a1a5fcfd46622d5b18d1716aa2adb4659835ccf3 Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Wed, 20 May 2020 20:28:35 +0200
Subject: Refactor `Viewport` and `Compositor`

---
 graphics/src/viewport.rs | 47 +++++++++++++++++++++++++++++++----------------
 1 file changed, 31 insertions(+), 16 deletions(-)

(limited to 'graphics/src/viewport.rs')

diff --git a/graphics/src/viewport.rs b/graphics/src/viewport.rs
index 48e5a249..745ef339 100644
--- a/graphics/src/viewport.rs
+++ b/graphics/src/viewport.rs
@@ -1,33 +1,48 @@
-use crate::Transformation;
+use crate::{Size, Transformation};
 
 /// A viewing region for displaying computer graphics.
 #[derive(Debug)]
 pub struct Viewport {
-    width: u32,
-    height: u32,
-    transformation: Transformation,
+    physical_size: Size<u32>,
+    logical_size: Size<f32>,
+    scale_factor: f64,
+    projection: Transformation,
 }
 
 impl Viewport {
-    /// Creates a new [`Viewport`] with the given dimensions.
-    pub fn new(width: u32, height: u32) -> Viewport {
+    /// Creates a new [`Viewport`] with the given physical dimensions and scale
+    /// factor.
+    ///
+    /// [`Viewport`]: struct.Viewport.html
+    pub fn with_physical_size(size: Size<u32>, scale_factor: f64) -> Viewport {
         Viewport {
-            width,
-            height,
-            transformation: Transformation::orthographic(width, height),
+            physical_size: size,
+            logical_size: Size::new(
+                (size.width as f64 / scale_factor) as f32,
+                (size.height as f64 / scale_factor) as f32,
+            ),
+            scale_factor,
+            projection: Transformation::orthographic(size.width, size.height),
         }
     }
 
-    pub fn height(&self) -> u32 {
-        self.height
+    pub fn physical_size(&self) -> Size<u32> {
+        self.physical_size
     }
 
-    /// Returns the dimensions of the [`Viewport`].
-    pub fn dimensions(&self) -> (u32, u32) {
-        (self.width, self.height)
+    pub fn physical_height(&self) -> u32 {
+        self.physical_size.height
     }
 
-    pub fn transformation(&self) -> Transformation {
-        self.transformation
+    pub fn logical_size(&self) -> Size<f32> {
+        self.logical_size
+    }
+
+    pub fn scale_factor(&self) -> f64 {
+        self.scale_factor
+    }
+
+    pub fn projection(&self) -> Transformation {
+        self.projection
     }
 }
-- 
cgit 


From 2ca7e3c4b0cb293adebf9a9bf9a26191069d495d Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Thu, 28 May 2020 01:37:59 +0200
Subject: Write documentation for `iced_graphics`

---
 graphics/src/viewport.rs | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'graphics/src/viewport.rs')

diff --git a/graphics/src/viewport.rs b/graphics/src/viewport.rs
index 745ef339..66122e6d 100644
--- a/graphics/src/viewport.rs
+++ b/graphics/src/viewport.rs
@@ -26,22 +26,44 @@ impl Viewport {
         }
     }
 
+    /// Returns the physical size of the [`Viewport`].
+    ///
+    /// [`Viewport`]: struct.Viewport.html
     pub fn physical_size(&self) -> Size<u32> {
         self.physical_size
     }
 
+    /// Returns the physical width of the [`Viewport`].
+    ///
+    /// [`Viewport`]: struct.Viewport.html
+    pub fn physical_width(&self) -> u32 {
+        self.physical_size.height
+    }
+
+    /// Returns the physical height of the [`Viewport`].
+    ///
+    /// [`Viewport`]: struct.Viewport.html
     pub fn physical_height(&self) -> u32 {
         self.physical_size.height
     }
 
+    /// Returns the logical size of the [`Viewport`].
+    ///
+    /// [`Viewport`]: struct.Viewport.html
     pub fn logical_size(&self) -> Size<f32> {
         self.logical_size
     }
 
+    /// Returns the scale factor of the [`Viewport`].
+    ///
+    /// [`Viewport`]: struct.Viewport.html
     pub fn scale_factor(&self) -> f64 {
         self.scale_factor
     }
 
+    /// Returns the projection transformation of the [`Viewport`].
+    ///
+    /// [`Viewport`]: struct.Viewport.html
     pub fn projection(&self) -> Transformation {
         self.projection
     }
-- 
cgit