PlotPyStack
diff --git a/‎.vscode/settings.json‎
Lines changed: 1 addition & 1 deletion b/‎.vscode/settings.json‎
Lines changed: 1 addition & 1 deletion
diff --git a/‎plotpy/builder/curvemarker.py‎
Lines changed: 4 additions & 0 deletions b/‎plotpy/builder/curvemarker.py‎
Lines changed: 4 additions & 0 deletions
diff --git a/‎plotpy/colormaps/README.md‎
Lines changed: 2 additions & 0 deletions b/‎plotpy/colormaps/README.md‎
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diff --git a/‎plotpy/mathutils/_cm.py‎ ‎plotpy/colormaps/_cm.py‎plotpy/mathutils/_cm.py renamed to plotpy/colormaps/_cm.py b/‎plotpy/mathutils/_cm.py‎ ‎plotpy/colormaps/_cm.py‎plotpy/mathutils/_cm.py renamed to plotpy/colormaps/_cm.py
diff --git a/‎plotpy/mathutils/colormap.py‎ ‎plotpy/colormaps/colormap.py‎plotpy/mathutils/colormap.py renamed to plotpy/colormaps/colormap.py
Lines changed: 24 additions & 10 deletions b/‎plotpy/mathutils/colormap.py‎ ‎plotpy/colormaps/colormap.py‎plotpy/mathutils/colormap.py renamed to plotpy/colormaps/colormap.py
Lines changed: 24 additions & 10 deletions
diff --git a/‎plotpy/config.py‎
Lines changed: 4 additions & 0 deletions b/‎plotpy/config.py‎
Lines changed: 4 additions & 0 deletions
@@ -24,7 +24,7 @@
     ],
     "[python]": {
         "editor.codeActionsOnSave": {
-            "source.organizeImports": true
+            "source.organizeImports": "explicit"
         },
         "editor.defaultFormatter": "ms-python.black-formatter"
     },
 
@@ -253,6 +253,10 @@ def mcurve(self, *args, **kwargs) -> CurveItem | list[CurveItem]:
                 global CURVE_COUNT
                 CURVE_COUNT += 1
                 param.label = make_title(basename, CURVE_COUNT)
+            if "downsampling_factor" in kwargs:
+                param.downsampling_factor = kwargs.pop("downsampling_factor")
+            if "use_downsampling" in kwargs:
+                param.use_downsampling = kwargs.pop("use_downsampling")
             update_style_attr(stylei, param)
             curves.append(self.pcurve(x, yi, param, **kwargs))
         if len(curves) == 1:
 
@@ -0,0 +1,2 @@
+This directory contains functions and data useful to generate default colormaps used
+in Plotpy. Launch `colormap.py` to create/overwrite the colormaps_default.json file.
@@ -40,9 +40,17 @@
 
 from numpy import array, linspace, newaxis, uint8, zeros
 from qtpy import QtGui as QG
-from qwt import QwtInterval, QwtLinearColorMap, toQImage
-
-from plotpy.mathutils import _cm  # Reuse matplotlib data
+from qwt import QwtInterval, toQImage
+
+from plotpy.colormaps import _cm
+from plotpy.mathutils.colormaps import (
+    DEFAULT_COLORMAPS,
+    DEFAULT_COLORMAPS_PATH,
+    save_colormaps,
+)
+from plotpy.widgets.colormap_widget import (
+    CustomQwtLinearColormap,  # Reuse matplotlib data
+)
 
 # usefull to obtain a full color map
 FULLRANGE = QwtInterval(0.0, 1.0)
@@ -60,8 +68,8 @@ def _interpolate(val, vmin, vmax):
     return (1 - interp) * vmin[1] + interp * vmax[2]
 
 
-def _setup_colormap(cmap, cmdata):
-    """Setup a QwtLinearColorMap according to
+def _setup_colormap(cmap: CustomQwtLinearColormap, cmdata):
+    """Setup a CustomQwtLinearColorMap according to
     matplotlib's data
     """
     red = array(cmdata["red"])
@@ -85,7 +93,7 @@ def _setup_colormap(cmap, cmdata):
         cmap.addColorStop(i, col)
 
 
-def get_cmap(name: str) -> QwtLinearColorMap:
+def get_cmap(name: str) -> CustomQwtLinearColormap:
     """Get a colormap from its name
 
     Args:
@@ -98,15 +106,15 @@ def get_cmap(name: str) -> QwtLinearColorMap:
     if name in COLORMAPS:
         return COLORMAPS[name]
 
-    colormap = QwtLinearColorMap()
+    colormap = CustomQwtLinearColormap()
     COLORMAPS[name] = colormap
     COLORMAPS[colormap] = name
     data = getattr(_cm, "_" + name + "_data")
     _setup_colormap(colormap, data)
     return colormap
 
 
-def get_cmap_name(cmap: QwtLinearColorMap) -> str:
+def get_cmap_name(cmap: CustomQwtLinearColormap) -> str:
     """Return colormap's name
 
     Args:
@@ -135,7 +143,7 @@ def get_colormap_list() -> list[str]:
 
 
 def build_icon_from_cmap(
-    cmap: QwtLinearColorMap, width: int = 24, height: int = 24
+    cmap: CustomQwtLinearColormap, width: int = 24, height: int = 24
 ) -> QG.QIcon:
     """Builds an icon representing the colormap
 
@@ -168,7 +176,7 @@ def build_icon_from_cmap_name(cmap_name: str) -> QG.QIcon:
     return icon
 
 
-def register_extra_colormap(name: str, colormap: QwtLinearColorMap) -> None:
+def register_extra_colormap(name: str, colormap: CustomQwtLinearColormap) -> None:
     """Add a custom colormap to the list of known colormaps
     must be done early in the import process because
     datasets will use get_color_map list at import time
@@ -180,3 +188,9 @@ def register_extra_colormap(name: str, colormap: QwtLinearColorMap) -> None:
     COLORMAPS[name] = colormap
     COLORMAPS[colormap] = name
     EXTRA_COLORMAPS.append(name)
+
+
+if __name__ == "__main__":
+    for cmap in get_colormap_list():
+        DEFAULT_COLORMAPS[cmap] = get_cmap(cmap)
+    save_colormaps(DEFAULT_COLORMAPS_PATH, DEFAULT_COLORMAPS)
@@ -742,6 +742,10 @@ def make_title(basename, count):
         "marker/cross/pen/width": 1,
         "marker/cross/markerstyle": "Cross",
     },
+    "colormaps": {
+        "colormaps/default": "colormaps_default.json",
+        "colormaps/custom": "colormaps_custom.json",
+    },
 }
 
 CONF = UserConfig(DEFAULTS)
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+This directory contains functions and data useful to generate default colormaps used`
	`2`	+in Plotpy. Launch `colormap.py` to create/overwrite the colormaps_default.json file.