From 40d2c42046bddbaabe38828965798db6d868da78 Mon Sep 17 00:00:00 2001
From: faiface <faiface@ksp.sk>
Date: Thu, 24 Nov 2016 17:19:43 +0100
Subject: [PATCH] add monitor
---
monitor.go | 92 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 92 insertions(+)
create mode 100644 monitor.go
diff --git a/monitor.go b/monitor.go
new file mode 100644
index 0000000..022e904
--- /dev/null
+++ b/monitor.go
@@ -0,0 +1,92 @@
+package pixel
+
+import (
+ "github.com/faiface/pixel/pixelgl"
+ "github.com/go-gl/glfw/v3.2/glfw"
+)
+
+// Monitor represents a physical display attached to your computer.
+type Monitor struct {
+ monitor *glfw.Monitor
+}
+
+// PrimaryMonitor returns the main monitor (usually the one with the taskbar and stuff).
+func PrimaryMonitor() Monitor {
+ m := Monitor{}
+ pixelgl.Do(func() {
+ m.monitor = glfw.GetPrimaryMonitor()
+ })
+ return m
+}
+
+// Monitors returns a slice of all currently attached monitors.
+func Monitors() []Monitor {
+ var monitors []Monitor
+ pixelgl.Do(func() {
+ for _, monitor := range glfw.GetMonitors() {
+ monitors = append(monitors, Monitor{monitor: monitor})
+ }
+ })
+ return monitors
+}
+
+// Name returns a human-readable name of a monitor.
+func (m Monitor) Name() string {
+ return pixelgl.DoVal(func() interface{} {
+ return m.monitor.GetName()
+ }).(string)
+}
+
+// PhysicalSize returns the size of the display are of a monitor in millimeters.
+func (m Monitor) PhysicalSize() (width, height float64) {
+ var w, h float64
+ pixelgl.Do(func() {
+ wi, hi := m.monitor.GetPhysicalSize()
+ w = float64(wi)
+ h = float64(hi)
+ })
+ return w, h
+}
+
+// Position returns the position of the upper-left corner of a monitor in screen coordinates.
+func (m Monitor) Position() (x, y float64) {
+ pixelgl.Do(func() {
+ xi, yi := m.monitor.GetPos()
+ x = float64(xi)
+ y = float64(yi)
+ })
+ return x, y
+}
+
+// Size returns the resolution of a monitor in pixels.
+func (m Monitor) Size() (width, height float64) {
+ var w, h float64
+ pixelgl.Do(func() {
+ mode := m.monitor.GetVideoMode()
+ w = float64(mode.Width)
+ h = float64(mode.Height)
+ })
+ return w, h
+}
+
+// BitDepth returns the number of bits per color of a monitor.
+func (m Monitor) BitDepth() (red, green, blue int) {
+ var r, g, b int
+ pixelgl.Do(func() {
+ mode := m.monitor.GetVideoMode()
+ r = mode.RedBits
+ g = mode.GreenBits
+ b = mode.BlueBits
+ })
+ return r, g, b
+}
+
+// RefreshRate returns the refresh frequency of a monitor in Hz (refreshes/second).
+func (m Monitor) RefreshRate() float64 {
+ var rate float64
+ pixelgl.Do(func() {
+ mode := m.monitor.GetVideoMode()
+ rate = float64(mode.RefreshRate)
+ })
+ return rate
+}
--
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