Gopher2600/gui/sdlimgui/win_log.go
2023-07-10 16:20:43 +01:00

86 lines
2 KiB
Go

// This file is part of Gopher2600.
//
// Gopher2600 is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Gopher2600 is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Gopher2600. If not, see <https://www.gnu.org/licenses/>.
package sdlimgui
import (
"time"
"github.com/inkyblackness/imgui-go/v4"
"github.com/jetsetilly/gopher2600/logger"
)
const winLogID = "Log"
type winLog struct {
debuggerWin
img *SdlImgui
lastEntryTime time.Time
}
func newWinLog(img *SdlImgui) (window, error) {
win := &winLog{
img: img,
}
return win, nil
}
func (win *winLog) init() {
}
func (win *winLog) id() string {
return winLogID
}
func (win *winLog) debuggerDraw() bool {
if !win.debuggerOpen {
return false
}
imgui.SetNextWindowPosV(imgui.Vec2{489, 352}, imgui.ConditionFirstUseEver, imgui.Vec2{0, 0})
imgui.SetNextWindowSizeV(imgui.Vec2{570, 335}, imgui.ConditionFirstUseEver)
imgui.PushStyleColor(imgui.StyleColorWindowBg, win.img.cols.LogBackground)
if imgui.BeginV(win.debuggerID(win.id()), &win.debuggerOpen, imgui.WindowFlagsNone) {
win.draw()
}
imgui.PopStyleColor()
win.debuggerGeom.update()
imgui.End()
return true
}
func (win *winLog) draw() {
logger.BorrowLog(func(log []logger.Entry) {
var clipper imgui.ListClipper
clipper.Begin(len(log))
for clipper.Step() {
for i := clipper.DisplayStart; i < clipper.DisplayEnd; i++ {
imgui.Text(log[i].String())
}
}
// scroll to bottom if last entry in log is new
lastEntry := log[len(log)-1]
if lastEntry.Time != win.lastEntryTime {
win.lastEntryTime = lastEntry.Time
imgui.SetScrollHereY(0.0)
}
})
}