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add loop scroll

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hi80482 2020-07-29 21:48:11 +08:00 committed by GitHub
parent fe601a0696
commit bfc849dbc4
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 25 additions and 9 deletions
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34
sys.py/UI/Emulator/rom_list_page.py
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@ -115,6 +115,8 @@ class RomListPage(Page):
_RomSoConfirmDownloadPage = None
_Backspace = False
_ItemsPerPage = 6
def __init__(self):
Page.__init__(self)
@ -294,7 +296,8 @@ class RomListPage(Page):
self._RomSoConfirmDownloadPage = rom_so_confirm_page
def ScrollUp(self):
if len(self._MyList) == 0:
# if len(self._MyList) == 0:
if len(self._MyList) <= 1:
return
tmp = self._PsIndex
@ -302,7 +305,7 @@ class RomListPage(Page):
if self._PsIndex < 0:
# self._PsIndex = 0
self._PsIndex = len(self._MyList) -1 # to end
self._PsIndex = len(self._MyList) - 1 # to end
# dy = tmp - self._PsIndex
dy = abs(tmp - self._PsIndex)
@ -313,15 +316,21 @@ class RomListPage(Page):
self._Scrolled += dy
# loop scroll, to end
# dy - 5: 6 items on screen, 6 - 1 = 5
if self._PsIndex == len(self._MyList) - 1:
# check items per page
if len(self._MyList) < self._ItemsPerPage:
self._ItemsPerPage = len(self._MyList)
self._ItemsPerPage -= 1 # not include current item
for i in range(0, len(self._MyList)):
self._MyList[i]._PosY -= self._MyList[i]._Height * (dy - 5)
self._MyList[i]._PosY -= self._MyList[i]._Height * (dy - self._ItemsPerPage)
self._Scrolled -= dy
self._ItemsPerPage = 6 # reset to 6
def ScrollDown(self):
if len(self._MyList) == 0:
# if len(self._MyList) == 0:
if len(self._MyList) <= 1:
return
tmp = self._PsIndex
self._PsIndex +=self._ScrollStep
@ -338,12 +347,16 @@ class RomListPage(Page):
self._Scrolled -= dy
# loop scroll, to first
# dy - 5: 6 items on screen, 6 - 1 = 5
if self._PsIndex == 0:
# check items per page
if len(self._MyList) < self._ItemsPerPage:
self._ItemsPerPage = len(self._MyList)
self._ItemsPerPage -= 1 # not include current item
for i in range(0, len(self._MyList)):
self._MyList[i]._PosY += self._MyList[i]._Height * (dy - 5)
self._MyList[i]._PosY += self._MyList[i]._Height * (dy - self._ItemsPerPage)
self._Scrolled += dy
self._ItemsPerPage = 6 # reset to 6
def SyncScroll(self):
##
if self._Scrolled == 0:
@ -452,7 +465,10 @@ class RomListPage(Page):
cur_time = time.time()
if cur_time - self._Screen._LastKeyDown > 0.3:
self._ScrollStep = 1
self._ScrollStep = 1
if len(self._MyList) < self._ItemsPerPage:
self._ScrollStep = 1
def KeyDown(self,event):