mirror of
https://github.com/OpenDiablo2/OpenDiablo2
synced 2024-11-05 17:57:17 -05:00
373 lines
9.4 KiB
Go
373 lines
9.4 KiB
Go
package d2player
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import (
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"fmt"
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"sort"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2geom"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2resource"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2util"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2asset"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2hero"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2map/d2mapentity"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2ui"
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)
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const (
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skillIconWidth = 48
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screenWidth = 800
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screenHeight = 600
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skillIconHeight = 48
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rightPanelEndX = 720
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leftPanelStartX = 90
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skillPanelOffsetY = 465
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skillListsLength = 5 // 0 to 4. 0 - General Skills, 1 to 3 - Class-specific skills(based on the 3 different skill trees), 4 - Other skills
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)
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// NewHeroSkillsPanel creates a new hero status panel
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func NewHeroSkillsPanel(asset *d2asset.AssetManager,
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ui *d2ui.UIManager,
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hero *d2mapentity.Player,
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l d2util.LogLevel,
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isLeftPanel bool) *SkillPanel {
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var activeSkill *d2hero.HeroSkill
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if isLeftPanel {
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activeSkill = hero.LeftSkill
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} else {
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activeSkill = hero.RightSkill
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}
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hoverTooltip := ui.NewTooltip(d2resource.Font16, d2resource.PaletteStatic, d2ui.TooltipXLeft, d2ui.TooltipYTop)
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skillPanel := &SkillPanel{
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asset: asset,
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activeSkill: activeSkill,
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ui: ui,
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isOpen: false,
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ListRows: make([]*SkillListRow, skillListsLength),
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renderer: ui.Renderer(),
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isLeftPanel: isLeftPanel,
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hero: hero,
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hoverTooltip: hoverTooltip,
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}
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skillPanel.Logger = d2util.NewLogger()
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skillPanel.Logger.SetLevel(l)
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skillPanel.Logger.SetPrefix(logPrefix)
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return skillPanel
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}
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// SkillPanel represents a skill select menu popup that is displayed when the player left clicks on his active left/right skill.
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type SkillPanel struct {
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asset *d2asset.AssetManager
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activeSkill *d2hero.HeroSkill
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hero *d2mapentity.Player
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ListRows []*SkillListRow
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renderer d2interface.Renderer
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ui *d2ui.UIManager
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hoveredSkill *d2hero.HeroSkill
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hoverTooltip *d2ui.Tooltip
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isOpen bool
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regenerateImageCache bool
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isLeftPanel bool
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*d2util.Logger
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}
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// Open opens the hero skills panel
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func (s *SkillPanel) Open() {
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s.isOpen = true
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s.regenerateImageCache = true
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}
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// Close the hero skills panel
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func (s *SkillPanel) Close() {
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s.isOpen = false
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}
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// IsInRect returns whether the X Y coordinates are in some of the list rows of the panel.
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func (s *SkillPanel) IsInRect(x, y int) bool {
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for _, listRow := range s.ListRows {
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if listRow != nil && listRow.IsInRect(x, y) {
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return true
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}
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}
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return false
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}
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// GetListRowByPos returns the skill list row for a given X and Y, based on the width and height of the skills list.
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func (s *SkillPanel) GetListRowByPos(x, y int) *SkillListRow {
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for _, listRow := range s.ListRows {
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if listRow.IsInRect(x, y) {
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return listRow
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}
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}
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return nil
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}
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// Render gets called on every tick
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func (s *SkillPanel) Render(target d2interface.Surface) error {
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if !s.isOpen {
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return nil
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}
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if s.regenerateImageCache {
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if err := s.generateSkillRowImageCache(); err != nil {
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return err
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}
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s.regenerateImageCache = false
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}
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renderedRows := 0
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for _, skillListRow := range s.ListRows {
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if len(skillListRow.Skills) == 0 {
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continue
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}
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startX := s.getRowStartX(skillListRow)
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rowOffsetY := skillPanelOffsetY - (renderedRows * skillIconHeight)
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target.PushTranslation(startX, rowOffsetY)
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target.Render(skillListRow.cachedImage)
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target.Pop()
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renderedRows++
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}
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if s.hoveredSkill != nil {
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s.hoverTooltip.Render(target)
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}
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return nil
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}
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// RegenerateImageCache will force re-generating the cached menu image on next Render.
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// Somewhat expensive operation, should not be called often.
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// Currently called every time the panel is opened or when the player learns a new skill.
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func (s *SkillPanel) RegenerateImageCache() {
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s.regenerateImageCache = true
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}
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// IsOpen returns true if the hero skills panel is open
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func (s *SkillPanel) IsOpen() bool {
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return s.isOpen
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}
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// Toggle toggles the visibility of the hero status panel
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func (s *SkillPanel) Toggle() {
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if s.isOpen {
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s.Close()
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} else {
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s.Open()
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}
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}
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func (s *SkillPanel) generateSkillRowImageCache() error {
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for idx := range s.ListRows {
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s.ListRows[idx] = &SkillListRow{Skills: make([]*d2hero.HeroSkill, 0), Rectangle: d2geom.Rectangle{Height: 0, Width: 0}}
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}
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for _, skill := range s.hero.Skills {
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// left panel with an incompatible skill(e.g. Paladin auras cant be used as a left skill)
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if s.isLeftPanel && !skill.Leftskill {
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continue
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}
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// ListRow is -1 for other skills that should not be shown in the panel(e.g. Kick)
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if skill.ListRow == -1 || skill.Passive {
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continue
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}
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s.ListRows[skill.ListRow].AddSkill(skill)
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}
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visibleRows := 0
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for idx, skillListRow := range s.ListRows {
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// row won't be considered as visible
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if len(skillListRow.Skills) == 0 {
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continue
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}
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skillListRow.Rectangle = d2geom.Rectangle{
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Height: skillIconHeight,
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Width: skillListRow.GetWidth(),
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Left: s.getRowStartX(skillListRow),
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Top: skillPanelOffsetY - (visibleRows * skillIconHeight),
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}
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skillRow := skillListRow
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sort.SliceStable(skillListRow.Skills, func(a, b int) bool {
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// left panel skills are aligned by ID (low to high), right panel is the opposite
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if s.isLeftPanel {
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return skillRow.Skills[a].ID < skillRow.Skills[b].ID
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}
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return skillRow.Skills[a].ID > skillRow.Skills[b].ID
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})
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cachedImage, err := s.createSkillListImage(skillListRow)
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if err != nil {
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s.Error(err.Error())
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return err
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}
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s.ListRows[idx].cachedImage = cachedImage
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visibleRows++
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}
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return nil
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}
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func (s *SkillPanel) createSkillListImage(skillsListRow *SkillListRow) (d2interface.Surface, error) {
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surface := s.renderer.NewSurface(len(skillsListRow.Skills)*skillIconWidth, skillIconHeight)
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lastSkillResourcePath := d2resource.GenericSkills
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skillSprite, _ := s.ui.NewSprite(s.getSkillResourceByClass(""), d2resource.PaletteSky)
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for idx, skill := range skillsListRow.Skills {
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currentResourcePath := s.getSkillResourceByClass(skill.Charclass)
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// only load a new sprite if the DCC file path changed
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if currentResourcePath != lastSkillResourcePath {
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lastSkillResourcePath = currentResourcePath
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skillSprite, _ = s.ui.NewSprite(currentResourcePath, d2resource.PaletteSky)
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}
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if skillSprite.GetFrameCount() <= skill.IconCel {
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// happens for non-player skills, since they do not have an icon
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s.Errorf("Invalid IconCel(sprite frame index) [%d] - Skill name: %s, skipping.", skill.IconCel, skill.Name)
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continue
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}
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if err := skillSprite.SetCurrentFrame(skill.IconCel); err != nil {
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return nil, err
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}
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surface.PushTranslation(idx*skillIconWidth, 50)
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skillSprite.Render(surface)
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surface.Pop()
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}
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return surface, nil
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}
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func (s *SkillPanel) getRowStartX(skillRow *SkillListRow) int {
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if s.isLeftPanel {
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return leftPanelStartX
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}
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// for the right panel, we only know where it should end, so we calculate the start based on the width of the list row
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return rightPanelEndX - skillRow.GetWidth()
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}
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func (s *SkillPanel) getSkillAtPos(x, y int) *d2hero.HeroSkill {
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listRow := s.GetListRowByPos(x, y)
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if listRow == nil {
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return nil
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}
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skillIndex := (x - s.getRowStartX(listRow)) / skillIconWidth
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skill := listRow.Skills[skillIndex]
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return skill
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}
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func (s *SkillPanel) getSkillIdxAtPos(x, y int) int {
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listRow := s.GetListRowByPos(x, y)
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if listRow == nil {
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return -1
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}
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skillIndex := (x - s.getRowStartX(listRow)) / skillIconWidth
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return skillIndex
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}
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// HandleClick will change the hero's active(left or right) skill and return true.
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// Returns false if the given X, Y is out of panel boundaries.
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func (s *SkillPanel) HandleClick(x, y int) bool {
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if !s.isOpen || !s.IsInRect(x, y) {
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return false
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}
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clickedSkill := s.getSkillAtPos(x, y)
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if clickedSkill == nil {
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return false
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}
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if s.isLeftPanel {
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s.hero.LeftSkill = clickedSkill
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} else {
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s.hero.RightSkill = clickedSkill
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}
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return true
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}
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// HandleMouseMove will process a mouse move event, if inside the panel.
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func (s *SkillPanel) HandleMouseMove(x, y int) bool {
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if !s.isOpen {
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return false
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}
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if !s.IsInRect(x, y) {
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// panel still open but player hovered outside panel - hide the previously hovered skill(if any)
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s.hoveredSkill = nil
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return false
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}
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previousHovered := s.hoveredSkill
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s.hoveredSkill = s.getSkillAtPos(x, y)
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if previousHovered != s.hoveredSkill && s.hoveredSkill != nil {
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skillDescription := s.asset.TranslateString(s.hoveredSkill.ShortKey)
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s.hoverTooltip.SetText(fmt.Sprintf("%s\n%s", s.hoveredSkill.Skill, skillDescription))
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listRow := s.GetListRowByPos(x, y)
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tooltipX := (s.getSkillIdxAtPos(x, y) * skillIconWidth) + s.getRowStartX(listRow)
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tooltipY := listRow.Rectangle.Top + listRow.Rectangle.Height
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s.hoverTooltip.SetPosition(tooltipX, tooltipY)
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}
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return true
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}
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func (s *SkillPanel) getSkillResourceByClass(class string) string {
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resource := ""
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switch class {
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case "":
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resource = d2resource.GenericSkills
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case "bar":
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resource = d2resource.BarbarianSkills
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case "nec":
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resource = d2resource.NecromancerSkills
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case "pal":
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resource = d2resource.PaladinSkills
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case "ass":
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resource = d2resource.AssassinSkills
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case "sor":
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resource = d2resource.SorcererSkills
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case "ama":
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resource = d2resource.AmazonSkills
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case "dru":
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resource = d2resource.DruidSkills
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default:
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s.Errorf("Unknown class token: '%s'", class)
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}
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return resource
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}
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