initial commit

Author: tasnimzotder

Diff for: .gitignore

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+### Go template
+# If you prefer the allow list template instead of the deny list, see community template:
+# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
+#
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+go.work
+
+### GoLand template
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# AWS User-specific
+.idea/**/aws.xml
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn.  Uncomment if using
+# auto-import.
+# .idea/artifacts
+# .idea/compiler.xml
+# .idea/jarRepositories.xml
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+# *.iml
+# *.ipr
+
+# CMake
+cmake-build-*/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# SonarLint plugin
+.idea/sonarlint/
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser
+
+#gifs/*
+frames/*
+main

Diff for: .idea/.gitignore

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+# Terminal Dance
+
+
+## Credits
+
+- [GIPHY - Be Animated](https://giphy.com/)

Diff for: .idea/modules.xml

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+module github.com/tasnimzotder/terminal-dance
+
+go 1.21.1

Diff for: .idea/terminal-dance.iml

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+package main
+
+import (
+	"fmt"
+	"image"
+	"image/color"
+	"image/gif"
+	"log"
+	"os"
+	"time"
+)
+
+const (
+	CHARS    = "      .:-=+*#%@"
+	REQ_SIZE = 250
+)
+
+// reduce the size of the gif to 100x100
+func resizeFrames(frames []*image.Paletted, width, height int) []*image.Paletted {
+	hScale := float64(height) / float64(frames[0].Bounds().Dy())
+	wScale := float64(width) / float64(frames[0].Bounds().Dx())
+
+	resizedFrames := make([]*image.Paletted, len(frames))
+
+	for i, frame := range frames {
+		newWidth := int(float64(frame.Bounds().Dx()) * wScale)
+		newHeight := int(float64(frame.Bounds().Dy()) * hScale)
+
+		resizedFrames[i] = image.NewPaletted(image.Rect(0, 0, newWidth, newHeight), frame.Palette)
+
+		for x := 0; x < newWidth; x++ {
+			for y := 0; y < newHeight; y++ {
+				resizedFrames[i].Set(x, y, frame.At(int(float64(x)/wScale), int(float64(y)/hScale)))
+			}
+
+		}
+
+	}
+
+	return resizedFrames
+}
+
+func readGif(fileName string) *gif.GIF {
+	file, err := os.Open("gifs/tom.gif")
+	if err != nil {
+		log.Fatalf("Error opening file: %s", err)
+	}
+	defer func(file *os.File) {
+		err := file.Close()
+		if err != nil {
+			log.Fatalf("Error closing file: %s", err)
+		}
+	}(file)
+
+	gifImage, err := gif.DecodeAll(file)
+	if err != nil {
+		log.Fatalf("Error decoding file: %s", err)
+	}
+
+	return gifImage
+}
+
+func readFrames(fileName string) []*image.Paletted {
+	gifImage := readGif(fileName)
+	// resize the gif
+	gifImage.Image = resizeFrames(gifImage.Image, REQ_SIZE, REQ_SIZE)
+
+	return gifImage.Image
+}
+
+// convert color to grayscale
+func grayscaleChar(color color.Color) int {
+	r, g, b, _ := color.RGBA()
+	val := int(0.299*float64(r)+0.587*float64(g)+0.114*float64(b)) / 256
+
+	val = val * (len(CHARS) - 1) / 255
+
+	return val
+}
+
+func clearConsole() {
+	fmt.Print("\033[H\033[2J")
+}
+
+func main() {
+	fileName := "gifs/tom.gif"
+	gifImage := readFrames(fileName)
+
+	frameValues := make([][]int, len(gifImage))
+
+	for i, frame := range gifImage {
+		frameValues[i] = make([]int, frame.Bounds().Dx()*frame.Bounds().Dy())
+		for x := 0; x < frame.Bounds().Dx(); x++ {
+			for y := 0; y < frame.Bounds().Dy(); y++ {
+				frameValues[i][x*frame.Bounds().Dy()+y] = grayscaleChar(frame.At(x, y))
+			}
+		}
+	}
+
+	for {
+		for i, frame := range frameValues {
+			// roate the image 90 degrees
+			for y := 0; y < gifImage[i].Bounds().Dy(); y++ {
+				for x := 0; x < gifImage[i].Bounds().Dx(); x++ {
+					char := CHARS[frame[x*gifImage[i].Bounds().Dy()+y]]
+					fmt.Printf("%c%c%c", char, char, char)
+				}
+				fmt.Printf("\n")
+			}
+
+			fmt.Printf("\n\n")
+
+			time.Sleep(30 * time.Millisecond)
+			clearConsole()
+		}
+	}
+}