Working on v2

old/screen_about.go

@@ -0,0 +1,93 @@
+package main
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/br0xen/termbox-util"
+	termbox "github.com/nsf/termbox-go"
+)
+
+// AboutScreen holds all that's going on
+type AboutScreen struct {
+	viewPort       ViewPort
+	message        string
+	messageTimeout time.Duration
+	messageTime    time.Time
+
+	titleTemplate []string
+	commandsCol1  []Command
+	commandsCol2  []Command
+}
+
+type Command struct {
+	key         string
+	description string
+}
+
+func (screen *AboutScreen) initialize(bundle Bundle) error {
+	screen.titleTemplate = []string{
+		"        .__                ",
+		"   ____ |__| _____   ____  ",
+		"  / ___\\|  |/     \\_/ __ \\ ",
+		" / /_/  >  |  Y Y  \\  ___/ ",
+		" \\___  /|__|__|_|  /\\___  >",
+		"/_____/          \\/     \\/ ",
+	}
+
+	screen.commandsCol1 = []Command{
+		Command{"j,↓", "down"},
+		Command{"k,↑", "up"},
+		Command{"l,→", "open task"},
+		Command{"------", "---------"},
+		Command{"g", "goto top"},
+		Command{"G", "goto bottom"},
+		Command{"ctrl+f", "jump down"},
+		Command{"ctrl+b", "jump up"},
+	}
+	screen.commandsCol2 = []Command{
+		Command{"D", "archive timer to done.txt"},
+		Command{"------", "---------"},
+		Command{"?", "this screen"},
+		Command{"q", "quit program"},
+	}
+
+	return nil
+}
+
+func (screen *AboutScreen) handleKeyEvent(event termbox.Event) int {
+	return ScreenMain
+}
+
+func (screen *AboutScreen) drawScreen() {
+	width, height := termbox.Size()
+	xPos := (width - len(screen.titleTemplate[0])) / 2
+	yPos := 1
+	for _, line := range screen.titleTemplate {
+		termboxUtil.DrawStringAtPoint(line, xPos, yPos, DefaultFg, DefaultBg)
+		yPos++
+	}
+
+	numCols := 2
+	if width < 80 {
+		numCols = 1
+	}
+	col1XPos := (width - (width * 3 / 4))
+	col2XPos := (width - (width * 2 / 4))
+	if numCols == 1 {
+		col2XPos = col1XPos
+	}
+	screen.drawCommandsAtPoint(screen.commandsCol1, col1XPos, yPos)
+	screen.drawCommandsAtPoint(screen.commandsCol2, col2XPos, yPos)
+	exitTxt := "Press any key to return to tasks"
+	termboxUtil.DrawStringAtPoint(exitTxt, (width-len(exitTxt))/2, height-1, TitleFg, TitleBg)
+}
+
+func (screen *AboutScreen) drawCommandsAtPoint(commands []Command, x, y int) {
+	xPos, yPos := x, y
+	for _, cmd := range commands {
+		termboxUtil.DrawStringAtPoint(fmt.Sprintf("%6s", cmd.key), xPos, yPos, DefaultFg, DefaultBg)
+		termboxUtil.DrawStringAtPoint(cmd.description, xPos+8, yPos, DefaultFg, DefaultBg)
+		yPos++
+	}
+}